Nicolas Christin is a professor at Carnegie Mellon University, jointly appointed in the School of Computer Science and the Department of Engineering & Public Policy. He is also a professor and department head in the Software and Societal Systems Department and a core faculty member in CyLab, the university-wide information security and privacy institute. He has a courtesy appointment in the Department of Electrical and Computer Engineering. Christin holds a Diplôme d'Ingénieur from École Centrale Lille, and M.S. and Ph.D. degrees in computer science from the University of Virginia. He was a researcher in the School of Information at the University of California, Berkeley, prior to joining Carnegie Mellon in 2005.