Hans Joachim Schellnhuber founded the Potsdam Institute for Climate Impact Research (PIK) in 1992 and has been its Director ever since. PIK led the “4° Turn Down the Heat” report. Prof. Schellnhuber holds a Chair in Theoretical Physics at Potsdam University and is an External Professor at the Santa Fe Institute (USA). From 2001- 2005 he also served as Research Director of the Tyndall Centre in the UK and became a Visiting Professor at Oxford University thereafter. Dr. Schellnhuber has been a long-standing member of the Intergovernmental Panel on Climate Change (IPCC) which was awarded the Nobel Peace Prize in 2007.