When we take a cab we may feel cheated if the driver takes an unnecessarily long route despite the lack of a contract or promise to take the shortest possible path. Is our decision to take the cab affected by our belief that we may end up feeling cheated? Is the behavior of the driver affected...

Philosophers, psychologists, and economists have long asserted that deception harms trust. We challenge this claim. We break new ground by demonstrating that some types of deception increase trust. Across five studies, we demonstrate that prosocial lying increases both behavioral and attitudinal...