Peter Sloterdijk (; German: [ˈsloːtɐˌdaɪk]; born 26 June 1947) is a German philosopher and cultural theorist. He was a professor of philosophy and media theory at and Rector from 2001-2015 of the University of Art and Design Karlsruhe. He co-hosted the German television show Das Philosophische Quartett from 2002 until 2012.