Speaker(s): Professor Saadi Lahlou | Saadi Lahlou will discuss themes from his book Installation Theory, a powerful and robust framework for nudge and intervention. Saadi Lahlou is Chair in Social Psychology, Department of Psychological and Behavioural Science, LSE. Professor Dame Shirley Pearce is currently Chair of Court and Council at the London School of Economics and Political Science (LSE). PBS@LSE (@PsychologyLSE) is at the cutting edge of psychological and behavioural science. We investigate how the mind works in different environmental, social and cultural contexts, and to make use of this knowledge to change behaviour and policy in ways that improve human wellbeing.