Findings in behavioral science, including psychology, have influenced policies and reforms in many nations. Choice architecture can affect outcomes even if material incentives are not involved. In some contexts, default rules, simplification, and social norms have had even larger effects than...

Findings in behavioral science, including psychology, have been influencing policies and reforms in many nations. “Choice architecture” can affect outcomes even if material incentives are not involved. In some contexts, default rules, simplification, and uses of social norms have been found...