Dr Judith Carta is Senior Scientist in the Schiefelbusch Institute for Life Span Studies, Professor of Special Education, and Director of Early Childhood Research at Juniper Gardens Children’s Project at the University of Kansas.

Mary Louise Hemmeter, Ph.D., is a professor in the Department of Special Education at Vanderbilt University. She teaches courses, advises students, and conducts research on early childhood issues. She is the cofaculty director of the Susan Gray School for Children, which is an early childhood program for children with and without disabilities. Her research focuses on effective instruction, social–emotional development and challenging behavior, translating research to practice, and effective approaches to professional development. Currently, she directs an Institute of Education Sciences–funded research project focused on the efficacy of implementing the Teaching Pyramid in classrooms, and she works on the National Center on Quality Teaching and Learning and the Office of Special Education Programs–funded Technical Assistance Center on Social Emotional Interventions. She is a coeditor of the Journal of Early Intervention and serves on the editorial boards of other major journals in early childhood special education. She served as President of the Council for Exceptional Children’s Division for Early Childhood (DEC) and received the Merle B. Karnes award from DEC.