The document discusses behavior change and TNS's approach. It covers the latest thinking in behavioral sciences, including the dual process model and behavioral economics. It then discusses TNS's behavior change framework, which takes a systematic approach using behavioral research, environment audits, belief diagnosis, and behavioral segmentation to develop strategies. The strategies can include policies, environmental restructuring, services, and communication campaigns. Case studies are also discussed. The goal is to understand behavior and influence it through informing, motivating, regulating, and setting contexts to design effective behavior change programs.