Nudge4 brings together faculty, staff, and students across the University of Virginia to design and rigorously evaluate behaviorally-informed solutions.


Ben Castleman

Founder and Director, Nudge4

Ben is the founder and director of Nudge4, an Assistant Professor of Education and Public Policy at UVA, and a senior advisor to First Lady Michelle Obama’s Reach Higher initiative.

Kelli Bird

Research Director

Kelli is the Research Director of Nudge4 Solutions Lab and Research Faculty at the Curry School of Education. She received her Ph.D. in Education Policy Analysis from the University of Virginia in 2016.

Danielle Peacock

Managing Director

Danielle is the Managing Director of Nudge4. She is a certified project manager and holds a Master of Public Administration from the University of North Carolina.


Brian Kim

PhD Student

As a current doctoral student in Education Policy at UVA, he is interested in teacher retention, community college labor market outcomes, and ethical applications of machine learning to both.

Elle Bezos


Elle is a Research Assistant for Nudge4 Solutions Lab. She is a third-year undergraduate student in the Frank Batten School of Leadership and Public Policy at the University of Virginia.

Kiernan DiMeglio


Kiernan is an undergraduate research assistant for Nudge4 Solutions Lab, and studies education policy in pursuit of a Master’s in Public Policy.


Nudge4 also works closely with researchers, designers, and practitioners at other universities and organizations on a range of projects.

Katherine Flaschen

Behavioral Scientist

Katherine is a Senior Associate at ideas42 and serves as a Behavioral Scientist for Nudge4. She holds a Master’s in Behavioral Marketing from Stanford.

Chad Murphy

Senior Data Scientist

Chad is a Senior Data Scientist with the Virginia Community College System. He earned a Ph.D. in Political Science from the University of California, Riverside with a focus on American Politics and Quantitative Methodology.

Ryan Hastings

Data Scientist

Ryan Hastings is a Data Scientist at the Indiana Commission for Higher Education. He has extensive experience developing and testing hypotheses with large data sets that he now brings to bear on public policy.

Jason Lee

Senior Data Strategist

Jason Lee is the Senior Data Strategist for The College System of Tennessee. He received his Ph.D. from the Institute of Higher Education at the University of Georgia.


Nudge4 benefits from active collaboration with our partners.