Professional Experience

• Since 04/2010 Research Scientist, Institute of Psychology, University of Duisburg-Essen, Germany
• 03/2010-07/2010 Submission and defense of the PhD thesis entitled "Individual and Age-Related Differences in Face Cognition"
• 12/2007-03/2010 Research Scientist, Project “Psychometric Structure and the Neurophysiology of Social Memory”, Institute for Educational Progress (IQB), Humboldt-University Berlin, Germany, Research supported by a grant from the Deutsche Forschungsgemeinschaft (DFG) to Prof. Dr. Oliver Wilhelm and Prof. Dr. Werner Sommer
• 09/2010 Diploma of Psychology, Title of Diploma thesis “Psychometric Evaluation of an Automatically Generated Task Battery Assessing Cognitive Performance in Longitudinal Studies “ [„Eine automatisch generierte Aufgabenbatterie zur längsschnittlichen Erfassung der kognitiven Leistungsfähigkeit auf dem Prüfstand“], Humboldt-University Berlin, Germany
• 11/2005-09/2007 Student Assistant, Max Planck Institute for Human Development, Berlin, Germany, Lifespan Psychology, Research conducted by Prof. Dr. Florian Schmiedek and Prof. Dr. Ulman Lindenberger
• 01/2005-07/2005 Student Assistant, Eligo Company for Psychological Software of Personnel Selection [Eligo Unternehmen für Psychologische Personalsoftware], Bochum – Office Berlin, Germany

Research Interests

• Construction and evaluation of ability tests
• Structure of individual differences in working memory, secondary memory, mental speed and fluid intelligence
• Structure of individual differences in face cognition, emotion recognition and emotion expression in the face
• Age-related cognitive dedifferentiation
• Age-related decrements in cognition
• Analytical approaches of invariance testing
• Decision algorithms in selection context (college admission)

Publications

• Hildebrandt, A., Wilhelm, O., Schmiedek, F., Herzmann, G., & Sommer, W. (in press). On the specificity of face cognition compared to general cognitive functioning across adult age. Psychology and Aging.
• Hildebrandt, A., Sommer, W., Herzmann, G., & Wilhelm, O. (in press). Structural invariance and age-related performance differences in face cognition. Psychology and Aging.
• Wilhelm, O., Hildebrandt, A., Herzmann, G., & Sommer, W. (2010). Computergestütztes Testverfahren zur Erfassung gesichterspezifischer Denkleistungen – Berlin Face Test (BeFaT). Diagnostica, 56, 119-122.
• Schmiedek, F., Hildebrandt, A., Lövdén, M., Wilhelm, O., & Lindenberger, U. (2009). Complex span versus updating tasks of working memory: The gap is not that deep. Journal of Experimental Psychology: Learning, Memory, and Cognition, 35, 1089-1096.
• Hildebrandt, A., Wilhelm, O., & Robitzsch, A. (2009). Complementary and competing factor analytic approaches for the investigation of measurement invariance. Review of Psychology, 16, 87-102.
• Formazin, M., Wilhelm, O., Schroeders, U.,  Kunina,O., Hildebrandt, A., &  Köller, O. (2008). Validitäts- und Nutzenüberlegungen zur Studierendenauswahl mit Präzisierungen für das Fach Psychologie. In H. Schuler & B. Hell (Hrsg.), Studierendenauswahl und Studienentscheidung. (pp. 204-214). Hogrefe Verlag.