SARAH CHAYES has served as special assistant on corruption to Mike Mullen, former chairman of the Joint Chiefs of Staff, as well as having advised David McKiernan and Stanley McChrystal (commanders of the International Security Assistant Force). She has been a reporter for National Public Radio from Paris, covering Europe and the Balkans. Chayes is the author of The Punishment of Virtue: Inside Afghanistan After the Taliban and Thieves of State: Why Corruption Threatens Global Security, winner of the 2016 Los Angeles Times Book Prize. She lives in Paw Paw, West Virginia.