Walter Trockel graduated in Mathematics (1971) at the University of Bonn (Germany). After he had written his dissertation, supervised by Werner Hildenbrand, during a stay at Berkeley in the group of Gerard Debreu, he received his doctoral degree in Economics (1974) from the University of Bonn. He is a Professor Emeritus at the Center of Mathematical Economics (IMW) of Bielefeld University where he had succeeded  Reinhard Selten on his chair in Mathematical Economics in 1985. From 2012 to 2017 he was a professor at the Murat Sertel Center for Advanced Economic Studies at Istanbul Bilgi University. He is a Managing Editor of the Springer Lecture Notes in Economics and Mathematical Systems, and had served in the editorial boards of JME, ET, IGTR, RED and JMID. He is a member of the Advisory Board of RED and a Fellow of the RCGEB at Shandong University, China. Since 2011 he has been a Fellow of the Society for the Advancement of Economic Theory.