born in Heidelberg in 1947, is a historian and journalist. He has worked for the »taz« and the »Berliner Zeitung« and has lectured as a visiting professor. He is the author of numerous books on National Socialism and anti-Semitism. He was awarded the Heinrich Mann Prize (2002), the Marion Samuel Prize (2003), the Ludwig Börne Prize (2012), and the Geschwister Scholl Prize (2018) for his study on the European history of anti-Semitism and the Holocaust, »Europe Against the Jews 1880-1945«. His most recent project »Das Prachtboot. Wie Deutsche die Kunstschätze der Südsee raubten« focuses on colonial art theft.