Acting Program Director, Technologies in Transition Program, and Visiting Professor at Yale University
Arnulf Grübler first joined IIASA in 1976 to work with the Energy Systems Program and currently works as a Senior Research Scholar and Acting Program Director of the Transitions to New Technologies Program. He also holds a part-time appointment as Professor in the Field of Energy and Technology at the School of Forestry and  Environmental Studies at Yale University. His teaching and research focuses on the long-term history and future of technology and the environment. Prof. Grubler has been serving as Lead and Contributing Author and as Review Editor for the Second, Third, Fourth, and Fifth Assessment Reports of the Intergovernmental Panel on Climate Change (IPCC, co-recipient of the 2007 Nobel Peace Prize).