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Prof. Dr. Thomas Forkmann

Anschrift
Universitätsstraße 2
45141 Essen
Raum
S06 S03 B24
Telefon
+49 201 183 22 32
E-Mail
thomas.forkmann@uni-due.de
Webseite
https://www.uni-due.de/biwi/psychologie/klinischepsychologie/index.php
Sprechzeiten
Montags 11.00 - 12.00 Uhr während der Vorlesungszeit

Funktionen

  • Universitätsprofessor/in, Institut für Psychologie

Die folgenden Publikationen sind in der Online-Universitätsbibliographie der Universität Duisburg-Essen verzeichnet. Weitere Informationen finden Sie gegebenenfalls auch auf den persönlichen Webseiten der Person.

    Artikel in Zeitschriften

  • Höller, Inken; Martens, Judith; Fönschau, Christina; Forkmann, Thomas
    A cross-sectional study on the influence of emotion regulation strategies on the association between trait mindfulness and suicidality
    In: BMC Psychology, Jg. 13, 2025, Nr. 1, 340
    DOI (Open Access)
  • Eisele, Gudrun; Hiekkaranta, Anu; Kunkels, Yoram K.; Rot, Marije aan het; van Ballegooijen, Wouter; Bartels, Sara Laureen; Bastiaansen, Jojanneke A.; Beymer, Patrick N.; Bylsma, Lauren M.; Carpenter, Ryan W.; Ellison, William D.; Fisher, Aaron J.; Forkmann, Thomas; Frumkin, Madelyn R.; Fulford, Daniel; Naragon-Gainey, Kristin; Greene, Talya; Heininga, Vera E.; Jones, Andrew; Kalokerinos, Elise K.; Kuppens, Peter; Modecki, Kathryn L; Müller, Fabiola; Neubauer, Andreas B.; Panaite, Vanessa; Schneider, Maude; Sun, Jessie; Wilson, Stephen J.; Zygar-Hoffmann, Caroline; Myin-Germeys, Inez; Kirtley, Olivia J.
    ESM-Q : A consensus-based quality assessment tool for experience sampling method items
    In: Behavior Research Methods, Jg. 57, 2025, Nr. 4, 124
    DOI (Open Access)
  • Velten, Julia; Christiansen, Hanna; Hoyer, Jürgen; In-Albon, Tina; Lincoln, Tania; Lutz, Wolfgang; Margraf, Jürgen; Schöttke, Henning; Stark, Rudolf; Werheid, Katja; Willutzki, Ulrike; Alpers, Georg W.; Bartholdy, Stephan; Berger, Elisa-Maria; Brakemeier, Eva-Lotta; Bräscher, Anne-Kathrin; Brockmeyer, Timo; Dziobek, Isabel; Fehm, Lydia; Forkmann, Thomas; Glombiewski, Julia; Helbig-Lang, Sylvia; Hermann, Andrea; Kirsch, Anke; Klucken, Tim; Odyniec, Patrizia; Pedersen, Anya; Renneberg, Babette; Rudolph, Almut; Schwartz, Brian; Teismann, Tobias; Wilz, Gabriele; Rubel, Julian A.
    Effectiveness of cognitive behavioral therapy for adult mental disorders : A large-scale naturalistic study across 29 university outpatient clinics
    In: Behaviour Research and Therapy, Jg. 186, 2025, 104691
    DOI (Open Access)
  • Aschenbrenner, Lara M.; Frei, A.; Knapp, D.; Forkmann, Thomas; Schreiber, Dajana; Glaesmer, H.; Brüdern, J.; Stein, M.; Walther, S.; Gysin-Maillart, A.
    Exploring Implicit Emotional Associations With Death in Patients With Current Suicidal Ideation : Results From Novel Attitude Implicit Association Tests for Suicide
    In: Suicide and Life-Threatening Behavior, Jg. 55, 2025, Nr. 5, e70047
    DOI (Open Access)
  • Spangenberg, Lena; Glaesmer, Heide; Hallensleben, Nina; Schreiber, Dajana; Forkmann, Thomas; Kaurin, Aleksa
    Exploring Predictors of Passive Versus Active Suicidal Ideation
    In: Crisis: Journal of Crisis Intervention and Suicide Prevention, Jg. 46, 2025, Nr. 3, S. 142 – 148
    DOI (Open Access)
  • Aschenbrenner, Lara Marie; Frei, Adriana; Forkmann, Thomas; Schreiber, Dajana; Glaesmer, Heide; Brüdern, Juliane; Stein, Maria; Sedlinská, Marie-Anna; Adorjan, Kristina; Walther, Sebastian; Gysin-Maillart, Anja
    Exploring suicidal behaviour through implicit identity and control biases : Findings from the Death-Implicit Association Test and its novel control-adaptation
    In: Comprehensive Psychiatry, Jg. 142, 2025, 152621
    DOI (Open Access)
  • Serebriakova, Jana; Forkmann, Thomas; Teismann, Tobias; Paashaus, Laura; Schreiber, Dajana; Schönfelder, Antje; Juckel, Georg; Glaesmer, Heide
    Exploring the impact of child maltreatment on adult suicidal ideation and suicide attempts
    In: Journal of Affective Disorders, Jg. 378, 2025, S. 1 – 12
    DOI (Open Access)
  • Omlor, Sonja; Scherbaum, Norbert; Höller, Inken; Forkmann, Thomas
    Heart rate variability and suicidal thoughts and behaviour : Study protocol for a systematic review
    In: Systematic Reviews, Jg. 14, 2025, Nr. 1, 193
    DOI (Open Access)
  • Wrede, Nicolas; Hillebrand, Mareike C.; Risch, Anne Katrin; Alpers, Georg W.; Bartholdy, Stephan; Brakemeier, Eva-Lotta; Bräscher, Anne-Kathrin; Brockmeyer, Timo; Christiansen, Hanna; Equit, Monika; Fehm, Lydia; Forkmann, Thomas; Glombiewski, Julia; Heider, Jens; Helbig-Lang, Sylvia; Hermann, Andrea; Hermann, Christiane; Hoyer, Jürgen; In-Albon, Tina; Klucken, Tim; Lincoln, Tania M.; Ludwig, Lea; Lueken, Ulrike; Lutz, Wolfgang; Margraf, Jürgen; Michael, Tanja; Odyniec, Patrizia; Pedersen, Anya; Renneberg, Babette; Rubel, Julian; Rudolph, Almut; Schöttke, Henning; Schwartz, Brian; Stark, Rudolf; Teismann, Tobias; Velten, Julia; Werheid, Katja; Willutzki, Ulrike; Witthöft, Michael; Wilz, Gabriele
    How do young-old and old-old adults benefit from cognitive-behavioral therapy compared to working-age adults? : A large multicenter naturalistic study
    In: Journal of Affective Disorders, Jg. 375, 2025, S. 456 – 464
    DOI (Open Access)
  • Höller, Inken; Santangelo, Philip S.; Dienst, Franziska; Forkmann, Thomas; Forster, Saskia
    Mentalizing in the moment – An investigation of intrapersonal fluctuations in real-time mentalizing capacity in the context of stress and arousal in an ecological momentary assessment study
    In: Journal of Affective Disorders Reports (JAD Reports), Jg. 21, 2025, 100943
    DOI (Open Access)
  • Spangenberg, Lena; Böhler, Luise; Hoke, Tina-Marie; Serebriakova, Jana; Eimen, Jannik; Forkmann, Thomas; Strauss, Maria; Stengler, Katarina; Glaesmer, Heide
    Promising or discouraging? : Potentials and reactivity of real-time data collection in monitoring suicide-related thoughts and behaviors over weeks and months. Participants’ views on ecological momentary assessments and wearable use
    In: Digital Health, Jg. 11, 2025
    DOI (Open Access)
  • Melzer, Laura; Claus, Carola; Posen, Nelia; Forkmann, Thomas; Rogers, Megan L.; Teismann, Tobias
    Psychometric Evaluation of the Revised Suicide Crisis Inventory (SCI-2) in Germany : Factor Structure, Reliability, and Validity in an Online and Outpatient Sample
    In: Clinical Psychology and Psychotherapy, Jg. 32, 2025, Nr. 3, e70106
    DOI (Open Access)
  • Spangenberg, Lena; Kraiss, Jannis; Friedrich, Michael; Forkmann, Thomas; Böhler, Luise; Strauss, Maria; Stengler, Katarina; Serebriakova, Jana; Eimen, Jannik; Teismann, Tobias; Melzer, Laura; Glaesmer, Heide
    Psychometric evaluation of a brief self-report measure and of EMA items assessing the suicide crisis syndrome : Insights on reliability, validity and temporal variability
    In: Psychiatry Research, Jg. 348, 2025, 116504
    DOI (Open Access)
  • Forkmann, Thomas; Fiorentino, Laura; Müßeler, Sarah Sophie; Schüler, Jil; Heilmann-Stiegler, Tobias; Barke, Antonia; Teismann, Tobias
    Thinking About Suicidal Thinking : Suicide-Related Metacognitions’ Relation to Maladaptive Processing of Suicidal Thoughts
    In: International Journal of Cognitive Behavioral Therapy, Jg. 18, 2025, Nr. 2, S. 241 – 255
    DOI (Open Access)
  • Rohn, Ninon; Barke, Antonia; Forkmann, Thomas
    Wie krank macht der Klimawandel? : Validierung einer deutschen Version der Hogg Eco-Anxiety Scale und ihr Zusammenhang mit Maßen psychischer Gesundheit
    In: Verhaltenstherapie: Praxis, Forschung, Perspektiven, Jg. 34, 2025, Nr. 3-4, S. 161 – 173
    DOI
  • Barke, Antonia; Stewing, Rebecca; Wichelhaus, Emmy Flora; Paashaus, Laura; Forkmann, Thomas
    Wie könnten wir es Patient_innen sagen? : Ein experimenteller Vergleich von Patient_innenaufklärungen zur Einbindung von Masterstudierenden in die ambulante Psychotherapie
    In: Zeitschrift für Klinische Psychologie und Psychotherapie, Jg. 54, 2025, Nr. 2, S. 64 – 75
    DOI (Open Access)
  • Brüdern, Juliane; Spangenberg, Lena; Stein, Maria; Gold, Helena; Forkmann, Thomas; Stengler, Katarina; Glaesmer, Heide
    A suicide attentional bias as implicit cognitive marker of suicide vulnerability in a high-risk sample
    In: Frontiers in Psychiatry, Jg. 15, 2024, 1406675
    DOI (Open Access)
  • Teismann, Tobias; Britton, Peter C.; Forkmann, Thomas
    Ambivalence model of suicidality [ABS-model] : An orientation model for the treatment of suicidal individuals
    In: Frontiers in Psychiatry, Jg. 15, 2024, 1449565
    DOI, Online Volltext (Open Access)
  • Teismann, Tobias; Forkmann, Thomas
    Ambivalenzmodell der Suizidalität (ABS-Modell) : Ein Verstehens- und Orientierungsmodell für die Behandlung suizidaler Personen
    In: Verhaltenstherapie: Praxis, Forschung, Perspektiven, Jg. 34, 2024, Nr. 2, S. 85 – 92
    DOI
  • Teismann, T.; Brakemeier, E.L.; Brockmeyer, T.; Christiansen, H.; Fehm, L.; Forkmann, Thomas; Glombiewski, J.; Heider, J.; Hermann, A.; Hoyer, J.; In-Albon, T.; Kaiser, T.; Klucken, T.; Lincoln, T.M.; Lutz, W.; Margraf, J.; Odyniec, P.; Pedersen, A.; Renneberg, B.; Rubel, J.; Rudolph, A.; Schöttke, H.; Schwartz, B.; Stark, R.; Wichelhaus, E.; Willutzki, U.; Wilz, G.; Velten, J.
    Amelioration of suicidal ideation in routine care psychotherapy : Preliminary findings from a large multicenter assessment
    In: Journal of Affective Disorders Reports (JAD Reports), Jg. 18, 2024, 100843
    DOI (Open Access)
  • Kraiss, Jannis; Glaesmer, Heide; Forkmann, Thomas; Spangenberg, Lena; Hallensleben, Nina; Schreiber (geb. Rath), Dajana; Höller, Inken
    Beyond one-size-fits-all suicide prediction : Studying idiographic associations of risk factors for suicide in a psychiatric sample using ecological momentary assessment
    In: Journal of Psychiatric Research, Jg. 178, 2024, S. 130 – 138
    DOI (Open Access)
  • Hallensleben, Nina; Kraiss, Jannis; Glaesmer, Heide; Forkmann, Thomas; Spangenberg, Lena
    Examining heterogeneity in the affect-regulating function of suicidal ideation : Person-specific analyses in male inpatients with depression
    In: Suicide and Life-Threatening Behavior, Jg. 54, 2024, Nr. 6, S. 1123 – 1132
    DOI (Open Access)
  • Brüdern, Juliane; Spangenberg, Lena; Stein, Maria; Forkmann, Thomas; Schreiber, Dajana; Stengler, Katarina; Gold, Helena; Glaesmer, Heide
    Implicit measures of suicide vulnerability : Investigating suicide-related information-processing biases and a deficit in behavioral impulse control in a high-risk sample and healthy controls
    In: Behaviour Research and Therapy, Jg. 180, 2024, 104601
    DOI (Open Access)
  • Spahn, Cora; Spangenberg, Lena; Teismann, Tobias; Forkmann, Thomas; Schönfelder, Antje; Schreiber( geb. Rath), Dajana; Paashaus, Laura; Stengler, Katarina; Glaesmer, Heide
    Inanspruchnahme ambulanter Psychotherapie und ambulanter psychiatrischer Behandlung von Männern und Frauen nach stationärer Behandlung aufgrund eines Suizidversuchs oder akuter suizidaler Krise
    In: Psychiatrische Praxis, Jg. 51, 2024, Nr. 02, S. 99 – 103
    DOI (Open Access)
  • Teismann, T.; Forkmann, Thomas; Glaesmer, H.; Alpers, G.W.; Brakemeier, E.L.; Brockmeyer, T.; Christiansen, H.; Fehm, L.; Glombiewski, J.; Heider, J.; Hermann, A.; Hoyer, J.; Kaiser, T.; Klucken, T.; Lincoln, T.M.; Lutz, W.; Margraf, J.; Pedersen, A.; Renneberg, B.; Rubel, J.; Rudolph, A.; Schöttke, H.; Schwartz, B.; Stark, R.; Velten, J.; Willutzki, U.; Wilz, G.; In-Albon, T.
    Prevalence of suicidal ideation in German psychotherapy outpatients : A large multicenter assessment
    In: Journal of Affective Disorders, Jg. 351, 2024, S. 971 – 976
    DOI (Open Access)
  • Forkmann, Thomas; Eimen, Jannik Julian; Plein, Lena; Höller, Inken; Böhler, L.; Schönfelder, Antje; Hallensleben, Nina; Schreiber, Dajana; Paashaus, Laura; Juckel, Georg; Teismann, Tobias; Glaesmer, Heide; Spangenberg, Lena
    Psychometric examination and factorial validity of a German short form of the Beck Hopelessness Scale in three different samples
    In: Journal of Affective Disorders Reports (JAD Reports), Jg. 17, 2024, 100822
    DOI (Open Access)
  • Vüst, Björn; Teismann, Tobias; Knorr, Anna; Gerdes, Christiane; Hamacher, Dennis; Forkmann, Thomas
    Quer- und längsschnittliche Zusammenhänge zwischen suizidbezogenen Metakognitionen und maladaptiven Gedankenkontrollstrategien
    In: Verhaltenstherapie: Praxis, Forschung, Perspektiven, Jg. 34, 2024, Nr. 2, S. 64 – 74
    DOI
  • Kolochowski, Finn Dario; Kreckeler, Nina; Forkmann, Thomas; Teismann, Tobias
    Reliability of Suicide Risk Estimates : A Vignette Study
    In: Archives of Suicide Research, Jg. 29, 2024, Nr. 2, S. 544 – 555
    DOI (Open Access)
  • Ramos-Vera, Cristian; Calle, Dennis; Quispe-Callo, Gleni; Höller, Inken; Forkmann, Thomas; Ordoñez-Carrasco, Jorge; Čopková, Radka; Lichner, Vladimir; Lobos-Rivera, Marlon; Calizaya-Milla, Yaquelin E.; Saintila, Jacksaint
    Sex differences in entrapment in a multinational sample : A network analysis perspective
    In: Frontiers in Psychiatry, Jg. 15, 2024, 1321207
    DOI, Online Volltext (Open Access)
  • Teismann, Tobias; Siebert, Annika Maria; Forkmann, Thomas
    Suicidal ambivalence : A scoping review
    In: Suicide and Life-Threatening Behavior, Jg. 54, 2024, Nr. 5, Special Issue: Suicidal Ambivalence and the Process Leading to a Suicide Decision, S. 802 – 813
    DOI (Open Access)
  • Melzer, Laura; Forkmann, Thomas; Teismann, Tobias
    Suicide Crisis Syndrome : A systematic review
    In: Suicide and Life-Threatening Behavior, Jg. 54, 2024, Nr. 3, S. 556 – 574
    DOI (Open Access)
  • Hensel, Lena Marie; Forkmann, Thomas; Teismann, Tobias
    Suicide-specific rumination as a predictor of suicide planning and intent
    In: Behaviour Research and Therapy, Jg. 180, 2024, 104597
    DOI (Open Access)
  • Hensel, Lena Marie; Forkmann, Thomas; Davids, Eugen; Teismann, Tobias
    Suizidspezifisches Grübeln als Chronifizierungsfaktor suizidalen Verhaltens
    In: Zeitschrift für Klinische Psychologie und Psychotherapie, Jg. 53, 2024, Nr. 2, S. 93 – 96
    DOI (Open Access)
  • Melzer, Laura; Forkmann, Thomas; Friedrich, Sören; Teismann, Tobias
    Therapeutic alliance and suicidal ideation in brief cognitive behavioral therapy for outpatients
    In: BMC Psychiatry, Jg. 24, 2024, Nr. 1, 755
    DOI (Open Access)
  • Höller, Inken; Forkmann, Thomas; Glaesmer, Heide; Teismann, Tobias; Spangenberg, Lena; Schreiber, Dajana; Hallensleben, Nina; Kraiss, Jannis
    Torn between living or dying : analyses of influencing factors on suicide ambivalence and its longitudinally impact on suicidal ideation and behavior in a high-risk sample
    In: Suicide and Life-Threatening Behavior, Jg. 54, 2024, Nr. 5, Special Issue: Suicidal Ambivalence and the Process Leading to a Suicide Decision, S. 869 – 877
    DOI (Open Access)
  • Wichelhaus, Emmy Flora; Schreiber (geb. Rath), Dajana; Paashaus, Laura; Schönfelder, Antje; Juckel, Georg; Glaesmer, Heide; Teismann, Tobias; Forkmann, Thomas
    Validating the German version of the entrapment scale among suicidal psychiatric inpatients
    In: Journal of Affective Disorders Reports (JAD Reports), Jg. 19, 2024, 100862
    DOI (Open Access)
  • Friedrich, Sören; Schneider, Silvia; Forkmann, Thomas; Glaesmer, Heide; Teismann, Tobias
    Validierung der Skala Suizidales Erleben und Verhalten (SSEV-KJ) für den Einsatz bei Kindern und Jugendlichen
    In: Kindheit und Entwicklung, Jg. 33, 2024, Nr. 1, S. 36 – 45
    DOI (Open Access)
  • Dienst, Franziska; Forkmann, Thomas; Schreiber, Dajana; Höller, Inken
    Attachment and need to belong as moderators of the relationship between thwarted belongingness and suicidal ideation
    In: BMC Psychology, Jg. 11, 2023, Nr. 1, 50
    DOI, Online Volltext (Open Access)
  • Höller, Inken; Forkmann, Thomas; Hündlings, Andrea; Specka, Michael; Scherbaum, Norbert
    Hilfsbedarf und soziale Unterstützung bei psychisch erkrankten Elternteilen mit minderjährigen Kindern
    In: Psychiatrische Praxis, Jg. 50, 2023, Nr. 01, S. 20 – 28
    DOI
  • Forkmann, Thomas; Höller, Inken
    Instability matters
    In: The Lancet Psychiatry, Jg. 10, 2023, Nr. 5, S. 307 – 308
    DOI
  • Forkmann, Thomas; Knorr, Anna; Gerdes, Christiane; Vüst, Björn; Hamacher, Dennis; Teismann, Tobias
    Metacognitions about suicidal thoughts
    In: Journal of Psychiatric Research, Jg. 161, 2023, S. 199 – 205
    DOI
  • Drueke, Barbara; Gauggel, Siegfried; Weise, Lorenz; Forkmann, Thomas; Mainz, Verena
    Metacognitive judgements and abilities in patients with affective disorders
    In: Current Psychology, Jg. 42, 2023, Nr. 20, S. 16987 – 16999
    DOI (Open Access)
  • Spangenberg, Lena; Friedrich, Michael; Forkmann, Thomas; Hallensleben, Nina; Schönfelder, Antje; Rath, Dajana; Paashaus, Laura; Teismann, Tobias; Glaesmer, Heide
    Phenotyping suicidal ideation and behavior : Comparing clinical characteristics and future suicide attempts between suicidal subtypes in two clinical samples
    In: International Journal of Methods in Psychiatric Research, Jg. 32, 2023, Nr. 1, e1940
    DOI (Open Access)
  • Tegethoff, Jan-Luca; Forkmann, Thomas; Höller, Inken
    Positive Selbsteinschätzung als Resilienzfaktor und motivationaler Moderator im integrativen motivational-volitionalen Modell suizidalen Verhaltens
    In: Verhaltenstherapie: Praxis, Forschung, Perspektiven, Jg. 33, 2023, Nr. 4, S. 126 – 135
    DOI
  • Søholm, Uffe; Broadley, Melanie; Zaremba, Natalie; Divilly, Patrick; Nefs, Giesje; Carlton, Jill; Mader, Julia K.; Baumann, Petra Martina; Gomes, Mikel; Martine-Edith, Gilberte; Pollard, Daniel J.; Schreiber( geb. Rath), Dajana; Heller, Simon; Pedersen-Bjergaard, Ulrik; McCrimmon, Rory J.; Renard, Eric; Evans, Mark; de Galan, Bastiaan; Forkmann, Thomas; Amiel, Stephanie A.; Hendrieckx, Christel; Speight, Jane; Choudhary, Pratik; Pouwer, Frans
    Psychometric properties of an innovative smartphone application to investigate the daily impact of hypoglycemia in people with type 1 or type 2 diabetes : The Hypo-METRICS app
    In: PLoS ONE, Jg. 18, 2023, Nr. 3, e0283148
    DOI (Open Access)
  • Claus, Carola; Schomberg, Jan; Cwik, Jan C.; Glaesmer, Heide; Forkmann, Thomas; Paashaus, Laura; Rath, Dajana; Schönfelder, Antje; Juckel, Georg; Teismann, Tobias
    Suicide Attempt Self-Injury Interview (SASII) : Initiale Validierung einer deutschen Version
    In: Verhaltenstherapie: Praxis, Forschung, Perspektiven, Jg. 33, 2023, Nr. 2-3, S. 89 – 99
    DOI, Online Volltext (Open Access)
  • Conrad, Katharina; Forkmann, Thomas; Schreiber, Dajana; Teismann, Tobias; Glaesmer, Heide; Spangenberg, Lena; Schönfelder, Antje; Hallensleben, Nina; Paashaus, Laura; Juckel, Georg; Höller, Inken
    Understanding suicidal ideation : A network analysis of the Interpersonal Needs Questionnaire
    In: PLoS ONE, Jg. 18, 2023, Nr. 11, e0293026
    DOI (Open Access)
  • Mehrabi, Ali; Naghavi, Azam; Afsharzada, Mohammad Ershad; Friedrich, Sören; Forkmann, Thomas; Glaesmer, Heide; Teismann, Tobias
    Validation of the Farsi version of the Suicide Ideation and Behavior Scale
    In: Frontiers in Psychiatry, Jg. 14, 2023, 1201193
    DOI (Open Access)
  • Höller, Inken; Forkmann, Thomas
    Ambivalent heroism? : Psychological burden and suicidal ideation among nurses during the Covid-19 pandemic
    In: Nursing Open, Jg. 9, 2022, Nr. 1, S. 785 – 800
    DOI, Online Volltext (Open Access)
  • Kanzler, Stephanie; Krabbe, Julia; Forkmann, Thomas; Tolba, René H.; Steitz, Julia
    Animal experiments in biomedical research : Knowledge, self-evaluation and attitudes of biology and medical students
    In: Laboratory Animals, Jg. 56, 2022, Nr. 5, S. 455 – 465
    DOI, Online Volltext (Open Access)
  • Lucht, Luise; Spangenberg, Lena; Forkmann, Thomas; Hallensleben, Nina; Rath, Dajana; Strauss, Maria; Glaesmer, Heide
    Association of real-time assessed mood, affect and suicidal ideation in psychiatric inpatients with unipolar depression
    In: Clinical Psychology and Psychotherapy, Jg. 29, 2022, Nr. 5: Special Issue: Depression and suicide: What an evidence‐based clinician should know, S. 1580 – 1586
    DOI (Open Access)
  • Höller, Inken; Forkmann, Thomas
    Brief Self-Report Measure of Agitation : A Psychometric Investigation in a German Sample
    In: Journal of Personality Assessment, Jg. 104, 2022, Nr. 1, S. 110 – 121
    DOI
  • Lucht, Luise; Hallensleben, Nina; Willhardt, Nina; Forkmann, Thomas; Rath, Dajana; Glaesmer, Heide; Spangenberg, Lena
    Daily impulsivity : Associations with suicidal ideation in unipolar depressive psychiatric inpatients
    In: Psychiatry Research, Jg. 308, 2022, 114357
    DOI
  • Höller, Inken; Rath, Dajana; Teismann, Tobias; Glaesmer, Heide; Lucht, Luise; Paashaus, Laura; Schönfelder, Antje; Juckel, Georg; Forkmann, Thomas
    Defeat, entrapment, and suicidal ideation : Twelve-month trajectories
    In: Suicide and Life-Threatening Behavior, Jg. 52, 2022, Nr. 1, S. 69 – 82
    DOI (Open Access)
  • Forkmann, Thomas; Schwitzky, Sarah; Plein, Lena; Rath, Dajana; Teismann, Tobias; Höller, Inken
    Die deutsche Version der Interpersonal Hopelessness Scale (IHS)
    In: Verhaltenstherapie: Praxis, Forschung, Perspektiven, Jg. 32, 2022, Nr. 1-2, S. 45 – 54
    DOI, Online Volltext (Open Access)
  • Spahn, Cora; Kranz, Sascha; Teismann, Tobias; Forkmann, Thomas; Schönfelder, Antje; Rath, Dajana; Paashaus, Laura; Stengler, Katarina; Glaesmer, Heide
    Gender-Specific Aspects of Suicide-Related Communication in a High Risk Sample of Psychiatric Inpatients
    In: Journal of Men's Health, Jg. 18, 2022, Nr. 9, S. 188
    DOI (Open Access)
  • Höller, Inken; Teismann, Tobias; Forkmann, Thomas
    Perseverative Thinking about Suicide Questionnaire (PTSQ) : Validation of a new measure to assess suicide-specific rumination
    In: Comprehensive Psychiatry, Jg. 112, 2022, 152287
    DOI, Online Volltext (Open Access)
  • Teismann, Tobias; Hilbert, Kevin; Forkmann, Thomas
    Prädiktion suizidalen Verhaltens : Von der klinischen Urteilsbildung zur künstlichen Intelligenz
    In: Nervenheilkunde, Jg. 41, 2022, Nr. 4, S. 253 – 257
    DOI
  • Höller, Inken; Forkmann, Thomas; Natrop, Lisa; Hündlings, Andrea; Specka, Michael; Scherbaum, Norbert
    Psychische Auffälligkeiten bei Kindern aus Sicht des psychisch erkrankten Elternteils
    In: Psychotherapie, Psychosomatik, Medizinische Psychologie (PPmP), Jg. 72, 2022, Nr. 08, S. 362 – 373
    DOI
  • Brüdern, Juliane; Hallensleben, Nina; Höller, Inken; Spangenberg, Lena; Forkmann, Thomas; Rath, Dajana; Strauß, Maria; Kersting, Anette; Glaesmer, Heide
    Sleep disturbances predict active suicidal ideation the next day : An ecological momentary assessment study
    In: BMC Psychiatry, Jg. 22, 2022, Nr. 1, 65
    DOI (Open Access)
  • Roland, Lea; Höller, Inken; Forkmann, Thomas; Glaesmer, Heide; Paashaus, Laura; Schönfelder, Antje; Teismann, Tobias; Juckel, Georg; Rath, Dajana
    Suicidal behaviour in the social environment : Does exposure moderate the relationship between an individual's own suicidal ideation and behaviour?
    In: Clinical Psychology and Psychotherapy, Jg. 29, 2022, Nr. 4, S. 1309 – 1320
    DOI (Open Access)
  • Höller, Inken; Schreiber, Dajana; Bos, Fionneke; Forkmann, Thomas; Teismann, Tobias; Margraf, Jürgen
    The Mereology of Depression : Networks of Depressive Symptoms during the Course of Psychotherapy
    In: International Journal of Environmental Research and Public Health = IJERPH, Jg. 19, 2022, Nr. 12, 7131
    DOI, Online Volltext (Open Access)
  • Höller, Inken; Kremers, Amelie; Schreiber( geb. Rath), Dajana; Forkmann, Thomas
    Trapped in my inner prison : Cross-sectional examination of internal and external entrapment, hopelessness and suicidal ideation
    In: PLoS ONE, Jg. 17, 2022, Nr. 7, e0270985
    DOI, Online Volltext (Open Access)
  • Schönfelder, Antje; Rath, Dajana; Forkmann, Thomas; Paashaus, Laura; Lucht, Luise; Teismann, Tobias; Stengler, Katarina; Juckel, Georg; Glaesmer, Heide
    Child abuse and suicidality in the context of the Interpersonal Psychological Theory of Suicide : A network analysis
    In: British Journal of Clinical Psychology, Jg. 60, 2021, Nr. 4, S. 425 – 442
    DOI (Open Access)
  • Paashaus, Laura; Forkmann, Thomas; Glaesmer, Heide; Juckel, Georg; Rath, Dajana; Schönfelder, Antje; Teismann, Tobias
    From decision to action : Suicidal history and time between decision to die and actual suicide attempt
    In: Clinical Psychology and Psychotherapy, Jg. 28, 2021, Nr. 6: Special Issue: Psychological Consequences of COVID‐19, S. 1427 – 1434
    DOI (Open Access)
  • Schönfelder, Antje; Rath, Dajana; Forkmann, Thomas; Paashaus, Laura; Stengler, Katarina; Teismann, Tobias; Juckel, Georg; Glaesmer, Heide
    Is the relationship between child abuse and suicide attempts mediated by nonsuicidal self-injury and pain tolerance?
    In: Clinical Psychology and Psychotherapy, Jg. 28, 2021, Nr. 1, S. 189 – 199
    DOI (Open Access)
  • Höller, Inken; Stenzel, Jana-Sophie; Rath, Dajana; Forkmann, Thomas
    Listen to Your Heart – Ecological Momentary Assessment of Interoceptive Accuracy, Awareness and Sensibility : A Pilot Study
    In: International Journal of Environmental Research and Public Health = IJERPH, Jg. 18, 2021, Nr. 9, 4893
    DOI, Online Volltext (Open Access)
  • Rath, Dajana; Teismann, Tobias; Schmitz, Florian; Glaesmer, Heide; Hallensleben, Nina; Paashaus, Laura; Spangenberg, Lena; Schönfelder, Antje; Juckel, Georg; Forkmann, Thomas
    Predicting suicidal behavior by implicit associations with death? : Examination of the death IAT in two inpatient samples of differing suicide risk
    In: Psychological Assessment, Jg. 33, 2021, Nr. 4, S. 287 – 299
    DOI
  • Rath, Dajana; Teismann, Tobias; Höller, Inken; Glaesmer, Heide; Paashaus, Laura; Schönfelder, Antje; Juckel, Georg; Forkmann, Thomas
    Predicting suicidal ideation in a longitudinal high-risk sample : Multilevel analyses and 12-month trajectories
    In: Journal of Clinical Psychology, Jg. 77, 2021, Nr. 10, S. 2353 – 2369
    DOI (Open Access)
  • Teismann, Tobias; Forkmann, Thomas; Glaesmer, Heide
    Psychotherapy after suicide attemps
    In: Nervenheilkunde, Jg. 40, 2021, Nr. 9, S. 679 – 683
    DOI
  • Teismann, Tobias; Forkmann, Thomas; Michalak, Johannes; Brailovskaia, Julia
    Repetitive Negative Thinking about Suicide : Associations with Lifetime Suicide Attempts
    In: Clinical Psychology in Europe, Jg. 3, 2021, Nr. 3, e5579
    DOI (Open Access)
  • Teismann, Tobias; Forkmann, Thomas; Glaesmer, Heide; Juckel, Georg; Cwik, Jan C.
    Skala Suizidales Erleben und Verhalten (SSEV) : Faktorstruktur und psychometrische Eigenschaften
    In: Diagnostica: Zeitschrift für psychologische Diagnostik und differentielle Psychologie, Jg. 67, 2021, Nr. 3, S. 115 – 125
    DOI (Open Access)
  • Forkmann, Thomas; Glaesmer, Heide; Paashaus, Laura; Rath, Dajana; Schönfelder, Antje; Juckel, Georg; Gauggel, Siegfried; Beginn-Göbel, Ulrike; Teismann, Tobias
    Testing the Four Main Predictions of the Interpersonal : Psychological Theory of Suicidal Behavior in an Inpatient Sample Admitted Due to Severe Suicidality
    In: Behavior Therapy, Jg. 52, 2021, Nr. 3, S. 626 – 638
    DOI
  • Teismann, Tobias; Forkmann, Thomas; Sander, Lasse B; Glaesmer, Heide
    Umgang mit suizidalem Erleben und Verhalten in Forschungsprojekten
    In: Psychotherapie, Psychosomatik, Medizinische Psychologie (PPmP), Jg. 71, 2021, Nr. 9-10, S. 423 – 424
    DOI
  • Conrad, Katharina; Teismann, Tobias; Rath, Dajana; Forkmann, Thomas
    Ängste im Umgang mit suizidalen Patient/innen : Eine vergleichende Untersuchung von approbierten Psychotherapeut/innen und Psychotherapeut/innen in Ausbildung
    In: Psychotherapie, Psychosomatik, Medizinische Psychologie (PPmP), Jg. 71, 2021, Nr. 01, S. 9 – 17
    DOI
  • Scharm, Henry; Kallinger, Selina M.; Eder, Stephanie; Boecker, Maren; Forkmann, Thomas; Baumeister, Harald
    Development of Rasch-based short screenings for the assessment of treatment motivation in patients with cardiovascular diseases
    In: Disability and Rehabilitation, Jg. 42, 2020, Nr. 17, S. 2519 – 2529
    DOI
  • Stenzel, Jana-Sophie; Höller, Inken; Rath, Dajana; Hallensleben, Nina; Spangenberg, Lena; Glaesmer, Heide; Forkmann, Thomas
    Do feelings of defeat and entrapment change over time? : An investigation of the integrated motivational—volitional model of suicidal behaviour using ecological momentary assessments
    In: International Journal of Environmental Research and Public Health = IJERPH, Jg. 17, 2020, Nr. 13, S. 4685
    DOI (Open Access)
  • Hallensleben, Nina; Glaesmer, Heide; Forkmann, Thomas; Rath, Dajana; Strauss, Maria; Kersting, Anette; Spangenberg, Lena
    How is the presence of company related to thwarted belongingness in real time? : Taking a closer look at the conceptualization of the construct of the interpersonal theory of suicide
    In: International Journal of Environmental Research and Public Health = IJERPH, Jg. 17, 2020, Nr. 13, S. 4873
    DOI (Open Access)
  • Forkmann, Thomas; Glaesmer, Heide; Paashaus, Laura; Rath, Dajana; Schönfelder, Antje; Stengler, Katharina; Juckel, Georg; Assion, Hans-Jörg; Teismann, Tobias
    Interpersonal theory of suicide : Prospective examination
    In: British Journal of Psychiatry Open (BJPsych Open), Jg. 6, 2020, Nr. 5, S. e113
    DOI, Online Volltext (Open Access)
  • Paashaus, Laura; Forkmann, Thomas; Glaesmer, Heide; Juckel, Georg; Rath, Dajana; Schönfelder, Antje; Teismann, Tobias
    Pain persistence and lethality of suicide attempts
    In: Clinical Psychology and Psychotherapy, Jg. 27, 2020, Nr. 4, S. 542 – 547
    DOI (Open Access)
  • Upegui-Arango, Luz Dary; Forkmann, Thomas; Nielsen, Tine; Hallensleben, Nina; Glaesmer, Heide; Spangenberg, Lena; Teismann, Tobias; Juckel, Georg; Boecker, Maren
    Psychometric evaluation of the Interpersonal Needs Questionnaire (INQ) using item analysis according to the Rasch model
    In: PLoS ONE, Jg. 15, 2020, Nr. 8, S. e0232030
    DOI (Open Access)
  • Spangenberg, Lena; Teismann, Tobias; Forkmann, Thomas; Rath, Dajana; Schönfelder, Antje; Paashaus, Laura; Juckel, Georg; Stengler, Katarina; Glaesmer, Heide
    Psychometrische Eigenschaften und Faktorstruktur der deutschen Version der Beck-Suizidgedanken-Skala (BSS) : Validierung an einer Stichprobe psychiatrischer Patienten
    In: Psychotherapie, Psychosomatik, Medizinische Psychologie (PPmP), Jg. 70, 2020, Nr. 9-10, S. 405 – 411
    DOI
  • Höller, Inken; Teismann, Tobias; Cwik, Jan Christopher; Glaesmer, Heide; Spangenberg, Lena; Hallensleben, Nina; Paashaus, Laura; Rath, Dajana; Schönfelder, Antje; Juckel, Georg; Forkmann, Thomas
    Short defeat and entrapment scale : A psychometric investigation in three German samples
    In: Comprehensive Psychiatry, Jg. 98, 2020, S. 152160
    DOI, Online Volltext (Open Access)
  • Glaesmer, Heide; Spangenberg, Lena; Forkmann, Thomas; Teismann, Tobias
    Suizidalität : Theoretische Konzepte, Risikoabschätzung und Behandlungsansätze
    In: Psychotherapie, Psychosomatik, Medizinische Psychologie (PPmP), Jg. 70, 2020, Nr. 6, S. 252 – 261
    DOI
  • Hadzic, Asim; Spangenberg, Lena; Hallensleben, Nina; Forkmann, Thomas; Rath, Dajana; Strauß, Maria; Kersting, Anette; Glaesmer, Heide
    The association of trait impulsivity and suicidal ideation and its fluctuation in the context of the Interpersonal Theory of Suicide
    In: Comprehensive Psychiatry, Jg. 98, 2020, S. 152158
    DOI (Open Access)
  • Wannemueller, Andre; Forkmann, Thomas; Glaesmer, Heide; Juckel, Georg; Paashaus, Laura; Rath, Dajana; Schönfelder, Antje; Moser, Dirk; Kumsta, Robert; Teismann, Tobias
    The role of the 5-HTTLPR polymorphism in acquired capability for suicide
    In: Suicide and Life-Threatening Behavior, Jg. 50, 2020, Nr. 6, S. 1121 – 1126
    DOI
  • Cwik, Jan C.; Forkmann, Thomas; Glaesmer, Heide; Paashaus, Laura; Schönfelder, Antje; Rath, Dajana; Prinz, Sarah; Juckel, Georg; Teismann, Tobias
    Validation of the German capability for suicide questionnaire (GCSQ) in a high-risk sample of suicidal inpatients
    In: BMC Psychiatry, Jg. 20, 2020, Nr. 1, S. 412
    DOI (Open Access)
  • Lucht, L.; Höller, Inken; Forkmann, Thomas; Teismann, Tobias; Schönfelder, Antje; Rath, Dajana; Paashaus, Laura; Stengler, K.; Juckel, Georg; Glaesmer, Heide
    Validation of the motivational phase of the integrated motivational–volitional model of suicidal behavior in a German high-risk sample
    In: Journal of Affective Disorders, Jg. 274, 2020, S. 871 – 879
    DOI
  • Spangenberg, Lena; Glaesmer, Heide; Hallensleben, Nina; Rath, Dajana; Forkmann, Thomas
    (In)stability of Capability for Suicide in Psychiatric Inpatients : Longitudinal Assessment Using Ecological Momentary Assessments
    In: Suicide and Life-Threatening Behavior, Jg. 49, 2019, Nr. 6, S. 1560 – 1572
    DOI
  • Kallinger, Selina; Scharm, Henry; Boecker, Maren; Forkmann, Thomas; Baumeister, Harald
    Calibration of an item bank in 474 orthopedic patients using Rasch analysis for computer-adaptive assessment of anxiety
    In: Clinical Rehabilitation, Jg. 30, 2019, Nr. 9, S. 1468 – 1478
    DOI, Online Volltext (Open Access)
  • Paashaus, Laura; Forkmann, Thomas; Glaesmer, Heide; Juckel, Georg; Rath, Dajana; Schönfelder, Antje; Engel, Philipp; Teismann, Tobias
    Do suicide attempters and suicide ideators differ in capability for suicide?
    In: Psychiatry Research, Jg. 275, 2019, S. 304 – 309
    DOI
  • Rath, Dajana; Beurs, Derek de; Hallensleben, Nina; Spangenberg, Lena; Glaesmer, Heide; Forkmann, Thomas
    Modelling suicide ideation from beep to beep : Application of network analysis to ecological momentary assessment data
    In: Internet Interventions, Jg. 18, 2019, 100292
    DOI (Open Access)
  • Brailovskaia, Julia; Forkmann, Thomas; Glaesmer, Heide; Paashaus, Laura; Rath, Dajana; Schönfelder, Antje; Juckel, Georg; Teismann, Tobias
    Positive mental health moderates the association between suicide ideation and suicide attempts
    In: Journal of Affective Disorders, Jg. 245, 2019, S. 246 – 249
    DOI
  • Hallensleben, Nina; Glaesmer, Heide; Forkmann, Thomas; Rath, Dajana; Strauß, Maria; Kersting, Anette R.; Spangenberg, Lena
    Predicting suicidal ideation by interpersonal variables, hopelessness and depression in real-time. : An ecological momentary assessment study in psychiatric inpatients with depression
    In: European Psychiatry, Jg. 56, 2019, S. 43 – 50
    DOI (Open Access)
  • Spangenberg, Lena; Glaesmer, Heide; Hallensleben, Nina; Schönfelder, Antje; Rath, Dajana; Forkmann, Thomas; Teismann, Tobias
    Psychometric properties of the German version of the suicide cognitions scale in two clinical samples
    In: Psychiatry Research, Jg. 274, 2019, S. 254 – 262
    DOI
  • Teismann, Tobias; Forkmann, Thomas; Glaesmer, Heide
    Risikoabschätzung bei suizidalen Patienten : Geht das überhaupt?
    In: Verhaltenstherapie: Praxis, Forschung, Perspektiven, Jg. 29, 2019, Nr. 2, S. 80 – 84
    DOI, Online Volltext (Open Access)
  • Forkmann, Thomas; Volz-Sidiropoulou, Eftychia; Helbing, Trientje; Drüke, Barbara; Mainz, Verena; Rath, Dajana; Gauggel, Siegfried; Teismann, Tobias
    Sense it and use it : Interoceptive accuracy and sensibility in suicide ideators
    In: BMC Psychiatry, Jg. 19, 2019, Nr. 1, Article-No: 334
    DOI (Open Access)
  • Schönfelder, A.; Hallensleben, N.; Spangenberg, L.; Forkmann, Thomas; Rath, D.; Glaesmer, H.
    The role of childhood abuse for suicidality in the context of the interpersonal theory of suicide : An investigation in German psychiatric inpatients with depression
    In: Journal of Affective Disorders, Jg. 245, 2019, S. 788 – 797
    DOI
  • Forkmann, Thomas; Spangenberg, Lena; Rath, Dajana; Hallensleben, Nina; Hegerl, Ulrich; Kersting, Anette; Glaesmer, Heide
    Assessing suicidality in real time : A psychometric evaluation of self-report items for the assessment of suicidal ideation and its proximal risk factors using ecological momentary assessments
    In: Journal of Abnormal Psychology, Jg. 127, 2018, Nr. 8, S. 758 – 769
    DOI
  • Forkmann, Thomas; Teismann, Tobias; Stenzel, Jana-Sophie; Glaesmer, Heide; De Beurs, Derek
    Defeat and entrapment : More than meets the eye? Applying network analysis to estimate dimensions of highly correlated constructs
    In: BMC Medical Research Methodology, Jg. 18, 2018, Nr. 1, 16
    DOI (Open Access)
  • Meessen, Judith; Sütterlin, Stefan; Gauggel, Siegfried; Forkmann, Thomas
    Learning by heart — the relationship between resting vagal tone and metacognitive judgments : a pilot study
    In: Cognitive Processing, Jg. 19, 2018, Nr. 4, S. 557 – 561
    DOI

    • Vorworte / Nachworte

  • Teismann, Tobias; Forkmann, Thomas
    Suicide and cognitive processes : Introduction to the special issue
    In: Behaviour Research and Therapy. Amsterdam; Oxford [u.a.]: Elsevier, Jg. 182, 2024, 104618
    DOI

    • Beiträge in Sammelwerken und Tagungsbänden

  • Forkmann, Thomas
    Empirische Forschung mit Menschen mit psychischen Störungen : Herausforderungen in Rekrutierung und Datenerhebung
    In: Quantitative Daten in bildungswissenschaftlichen Disziplinen / Gröber, Jessica; Kellert, Marc André; Hofäcker, Dirk (Hrsg.). Opladen: Budrich, 2023, S. 156 – 169
    DOI, Online Volltext (Open Access)
  • Forkmann, Thomas; Teismann, Tobias; Michalak, Johannes
    Mindfulness-based cognitive therapy for patients with suicidal ideation and behavior
    In: Mindfulness-Based Cognitive Therapy: Innovative Applications / Eisendrath, Stuart J. (Hrsg.). Cham: Springer, 2016, S. 193 – 201
    DOI

    • Bücher/Sammelwerke/Tagungsbände

  • Forkmann, Thomas; Teismann, Tobias; Glaesmer, Heide
    Diagnostik von Suizidalität
    Göttingen: Hogrefe, 2016
    (Kompendien psychologische Diagnostik ; 14)
    DOI

    • Vorträge

  • Forkmann, Thomas
    Vorhersage von suizidalem Erleben und Verhalten
    Die kleine Form, 19. Juni 2019, Essen,
    2019(Die kleine Form 2019)
    Online Volltext, Online Volltext (Open Access)