Juan Pappier is a senior Americas researcher at Human Rights Watch, where he works on several countries in the region, with a special focus on Colombia and Cuba. He has researched and written reports about armed conflict-related abuses, repression against demonstrators, and attacks on the rule of law, among other issues. His work has been cited in The New York Times, The Economist, Washington Post, Financial Times, Wall Street Journal, and Le Monde. He studied law in Torcuato di Tella University in Argentina and obtained an LL.M. in International Law from the Graduate Institute of International and Development Studies in Geneva, Switzerland.