Leslie is Senior Researcher for the Mexico States Rule of Law Index, and is based in WJP's Washington D.C. office. She co-designed, and has led data collection and analysis of the Mexico States Rule of Law Index. Prior to joining WJP, Leslie worked at México Evalúa, a prominent think tank in Mexico City, where she conducted research on diverse criminal justice and public security topics, developed criminal justice indicators and published a number of academic reports. She was also an editorial advisor for the Justice Section at Diario Reforma, one of Mexico's largest daily newspapers, for two consecutive years. Leslie holds a B.A. in Political Science and International Relations from CIDE, in Mexico.