People's decisions are influenced by the decision environment. In fact, no choice is made in a vacuum, as there is no neutral way to present choices. Presenting choices in certain ways — even if this happens unintendedly — can thus "nudge" people and change their behavior in predictable...

Decisions are influenced by the environment in which the choices are presented. In fact, no choice is made in a vacuum, as there is no neutral way to present choices. Presenting choices in certain ways, even unintentionally, can “nudge” people to change their behavior in predictable ways....