G. Reid Lyon is Distinguished Professor of Education Policy and Leadership and associate dean for Academic Affairs in the Annette Caldwell Simmons School of Education and Human Development. He holds a joint appointment in the School of Brain and Behavior Sciences at the University of Texas at Dallas, where he is a distinguished scientist at the Center for Brain Health.  Professor Lyon earned his Ph.D. from the University of New Mexico. He served from 1992 until 2005 as chief of the Child Development and Behavior Branch within the National Institute of Child Health and Human Development at the National Institutes of Health. He has worked closely with the White House and the U.S. Department of Education and has testified numerous times before U.S. Senate and House committees on education issues. He has authored or edited more than 130 peer-reviewed journal articles, books and book chapters on education. He retires as Professor Emeritus of Education Policy and Leadership.