Gregory D. Johnsen is the author of The Last Refuge: Yemen, al-Qaeda, and America’s War in Arabia. He has been a Peace Corps volunteer in Jordan, a Fulbright Fellow in Yemen, and a Fulbright–Hays Fellow in Egypt. In 2013 he was selected as BuzzFeed’s inaugural Michael Hastings National Security Reporting Fellow, where he won a Dirksen Award from the National Press Foundation and, in collaboration with Radiolab, a Peabody Award. Johnsen has a PhD from Princeton University, and from 2016 to 2018 he served on the Yemen Panel of Experts at the UN Security Council.