Ben Castleman is an assistant professor of education and public policy at the University of Virginia. He is the founder and director of the Nudge4 Solutions Lab, which develops scalable solutions in education and public policy. He is also the faculty director of the UVA–US Army Partnership on Veterans Education. He was a senior advisor to former First Lady Michelle Obama’s Reach Higher Initiative, where he leads Up Next, a national mobile messaging campaign to improve college, financial aid, and loan repayment outcomes for young Americans. Before returning to graduate school, he was a public school teacher and administrator in Providence, R.I. He received his Ph.D. at Harvard University.