Complex sentence: Bernhard Wehner (born 15 December 1909--31 December 1995) was a German criminal inspector, "Schutzstaffel" (SS) officer and in the postwar period a criminologist and writer for the news magazine "Der Spiegel".
Split into simpler sentences: Bernhard Wehner (15 December 1909--31 December 1995) was a German criminal inspector, Schutzstaffel (SS) officer, and journalist. During the postwar period, he was a criminologist and writer for the news magazine "Der Spiegel".