Robert Kagan is the Senior Fellow at Washington think tank Brookings; a contributing columnist at The Washington Post; and the author of several NYT bestsellers including The World America Made (Knopf, 2012), Return of History and the End of Dreams (Knopf, 2008), Dangerous Nation (Knopf 2006). Politico Magazine named Kagan one of the 'Politico 50' in 2016. He served in the State Department from 1984 to 1988. He is a graduate of Yale University and Harvard University's Kennedy School of Government and holds a doctorate in American history from American University.