Professor, Yale Child Study Center
Director, The Edward Zigler Center in Child Development and Social Policy

Walter S. Gilliam, PhD, is Professor of Child Psychiatry and Psychology at the Yale University Child Study Center, as well as the Director of The Edward Zigler Center in Child Development and Social Policy. He is a member of the board of directors for ZERO TO THREE, Child Care Aware of America, All Our Kin, and First Children’s Finance. Dr. Gilliam is also a research fellow of the National Institute for Early Education Research. and former Senior Advisor to the National Association for the Education of Young Children. He is co-recipient of the prestigious 2008 Grawemeyer Award in Education for the coauthored book A Vision for Universal Preschool Education. Dr. Gilliam’s research involves early childhood education and intervention policy analysis (specifically how policies translate into effective services), ways to improve the quality of prekindergarten and child care services, the impact of early childhood education programs on children’s school readiness, and effective methods for reducing classroom behavior problems and preschool expulsion.

Dr. Gilliam has led national analyses of state-funded prekindergarten policies and mandates, how prekindergarten programs are being implemented across the range of policy contexts, and the effectiveness of these programs at improving school readiness and educational achievement, as well as experimental and quasi-experimental studies on methods to improve early education quality. Dr. Gilliam actively provides consultation to state and federal decision-makers in the U.S. and other countries and is frequently called to provide U.S. Congressional testimony and briefings on issues related to early care and education.