Photo by Angela Weiss/AFP via Getty Images In spring last year, mere weeks after announcing that he was stepping down as leader of Human Rights Watch (HRW), Kenneth Roth was offered a fellowship at the Carr Center for Human Rights Policy at Harvard University’s Kennedy School. The veteran rights advocate had spent nearly 30 years building one of the world’s foremost rights advocacy groups. The then-66-year-old, who lives between his native New York and Geneva, accepted. He was working on a book, and the Carr Center, where he had taken part in events previously, seemed like a good place to...