Ellen Peisner-Feinberg, PhD, is a Senior Scientist at the Frank Porter Graham Child Development Institute at the University of North Carolina at Chapel Hill. She has over 25 years of research experience in early childhood education and program evaluation, and has conducted numerous statewide and national studies focused on the quality of early education programs and initiatives; the effects on children, especially dual language learners and children at risk; and quality improvement strategies. She is Director of the National Pre-K and Early Learning Evaluation Center and has conducted several statewide evaluations of pre-kindergarten programs, currently including studies of the North Carolina Prekindergarten Program since its inception and Georgia”s Pre-k Program. She also currently co-directs a program of research on Recognition & Response (R&R), an early education model based on principles of Response to Intervention (RTI). Dr. Peisner-Feinberg has been involved in several national research efforts as well, including a national center examining research issues for young dual language learners; a national research consortium that studied quality issues in Head Start and served as a technical advisory panel for key national studies (FACES and Head Start Impact Study); and the Cost, Quality, and Child Outcomes in Child Care Centers Project (CQO), one of the most well-known large-scale studies of center-based child care and children’s development and school success from the preschool years through the end of elementary school. She has disseminated this work to a variety of audiences and authored numerous publications, including co-editing a recent handbook on RTI in early childhood.