Clas-Otto Wene is Professor Emeritus in Energy Systems Technology at Chalmers University of Technology, Gothenburg, Sweden. He worked 1997-2003 at the International Energy Agency in Paris with issues related to energy technology learning and technology markets. During this period he authored Experience Curves for Energy Technology Policy, co-authored Creating Markets for Energy Technologies, and initiated EXCETP, an international network on Experience Curves for Energy Technology Policy. During two periods, 1986-1996 and 2006-2014, he was appointed by the Swedish Government to the National Council for Nuclear Waste. Wene has a PhD in nuclear physics and received the Lindbohm Award from the Royal Swedish Academy of Sciences in 1981. He is on the Board of Directors for World Organisation of Systems and Cybernetics.