Dr. Horn’s work focuses on the systemic influences of secondary and postsecondary high stakes testing on the learning trajectories of students. Dr. Horn is trained as a psychometrician, receiving her Ph.D. from Boston College. Her education research, to date, has concentrated on the net effects of assessment practices on student outcomes at the secondary and postsecondary level. Dr. Horn is currently serving as the associate editor of the Review of Higher Education and has served as Research Associate for The Civil Rights Project at Harvard University; Senior Research Associate for the Center for the Study of Testing, Evaluation and Educational Policy’s National Board on Educational Testing and Public Policy at Boston College; and Research Consultant to the World Bank. She has been honored with numerous awards including, most recently, a Fulbright Fellowship to Chile.