News in Brief America’s Long History of Hiding Airstrikes We prefer our death from above, where it's out of sight and out of mind. Jared Keller
Social Justice The 30 Top Thinkers Under 30: The Historian Questioning Why So Many of Us Take Our Local World as the Default We canvassed the world of the social and behavioral sciences, looking for rising stars whose careers promise to make a lasting mark. We'll be profiling the top 30 throughout the month of April. Avital Andrews