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Classic takes on the norm of reciprocity find that receipt of a gift increases compliance with a later request. We find that giving people the opportunity to return this gift…

Harvard Kennedy School's Jennifer Lerner and a team of Harvard researchers examine the relationship between sadness and addiction. What drives a person to smoke cigarettes—and…

Amid Iranian missile strikes, CPL director Amb. Wendy R. Sherman examines what's next after Iran shrugs off nuclear deal following killing of Suleimani. The killing of Maj. Gen.…

Powerful organization, rather than efficient mobilization, is the way to re-center people in our political life.

In a recent article published in Journal of Personality and Social Psychology (JPSP; Huang, Yeomans, Brooks, Minson, & Gino, 2017), we reported the results of 2 experiments…

When entering into a negotiation, individuals have the choice to enact a variety of communication styles. We test the differential impact of being “warm and friendly” versus “…

The promise of American democracy is at greater risk than at any time since the 1930s. Among the most important factors of America’s democracy crisis is an acute erosion in the…

Many states mandate districts or schools notify parents when students have missed multiple unexcused days of school. We report a randomized experiment (N = 131,312) evaluating the…

There is emerging interest and scholarship around the world in character development. Many programs in schools and applied settings are evolving to intentionally develop character…

On a crisp morning last October, a few dozen students with wildly diverse backgrounds and expertise filed into the red-brick building of Harvard Kennedy School. Three things…