Professor Saadi Lahlou is chair in Social Psychology at the London School of Economics and Political Science and Director of the Paris Institute for Advanced Study. He has a multi-disciplinary background (statistics, economics, human biology, ethology and ecology, psychology and cognitive sccience). He directed the Consumer Research Department at Crédoc (Research Centre for the study of Lifestyles and Social Policies), the Social Forecast Unit, and the Laboratory of Design for Cognition at EDF R&D, the Department of Social Psychology at LSE; he was in the steering committee of the Commissariat Général du Plan (French Prime Minister’s forecast and planning unit). He has been in the board of numerous scientific programmes and advisory board, e.g. currently Université de Technologie de Compiègne, Ecole Normale Supérieure (Paris), Complexity Science Hub (Vienna) among others and in various industry advisory boards. He has worked among other topics on the links between representations, context and behavior; on augmented environments, the digitization of work, and the impact of context and rules on behaviour. His current work is focused on changing behaviour for a more sustainable world.