Kathleen Lynch's research examines policies and practices aimed at reducing educational inequality, particularly in mathematics. She has published on topics such as classroom observations, mathematics instructional practice, summer math loss, and professional development and curriculum reform. Her research has been published in journals such as Educational Evaluation and Policy Analysis, Journal for Research in Mathematics Education, AERA Open, Mathematical Thinking and Learning, American Journal of Education, and Journal of Mathematical Behavior. Her research has been supported by the American Educational Research Association and the Spencer Foundation.
Lynch holds an Ed.M. in Education Policy and Management and an Ed.D. in Education Policy, Leadership, and Instructional Practice, both from Harvard University.