Avner Shalev, Rosenberg, Chancellor Angela Merkel, Walter Smerling, Alexander Koch and Prof. Monika Grütters attend a preview prior to the opening of the exhibition &quot; Art from the Holocaust &quot; at the German Historical Museum on January 25, 2016 in Berlin, Germany. &quot;The Art of the Holocaust&quot; features works created by concentration camp prisoners between 1939 and 1945. Courtesy of Michael Ukas - Pool / Getty Images.