Christian A. Klöckner is a professor in social psychology and quantitative methods at the Norwegian University of Science and Technology in Trondheim, Norway. There, he is leading the research group for “consumption, environment and traffic” which has a research focus on individual drivers and barriers of sustainable consumption and traffic behavior. He is interested in behavior modelling and behavior change modelling with complex quantitative techniques. Projects cover the whole range of environmental behavior from everyday actions (like travel mode choice, meat consumption, sea food consumption) to large scale investment decisions (like purchase of electric vehicles, upgrading energy standards of the house). He is also interested in studying mechanisms of environmental communication through arts and games.