accomodation
List of recommended hotels, located near the Symposium site:
City Hotel Essen (2min. walk, homepage not available at the moment)
https://www.motel-one.com/de/hotels/essen/hotel-essen/ (15min. walk)
http://handelshof.select-hotels.eu/ (20min. walk, next to train station)
https://www.intercityhotel.com/hotels/alle-hotels/deutschland/essen/intercityhotel-essen (20min. walk, next to train station)
https://www.essener-hof.com (20min. walk, next to train station)
https://www.welcome-hotels.com/hotels/essen/ (10min. walk)
There are several other hotels and accommodations nearby. The university can also be easily reached by public transport ("Rheinischer Platz" or "Universität Essen" stops)