Ernst Eberlein is professor emeritus at the University of Freiburg. After studying mathematics and physics at the universities of Erlangen and Paris, he received a Dr. rer. nat. at the University of Erlangen-Nurnberg and his habilitation in mathematics from ETH Zurich. For a period of ten years he served as Executive Secretary of the Bachelier Finance Society. From 2006 to 2013 he acted as co-editor of the journal Mathematical Finance.
Jan Kallsen is professor of mathematics at Kiel University. Having studied Mathematics and Physics in Kiel, Freiburg, Boston and Vienna, he received a Dr. rer. nat. and his habilitation from the University of Freiburg. Before coming to Kiel he held a position as professor of Mathematical Finance at the Technical University of Munich.