Books by Jennifer R. Ledford (Vanderbilt University, USA)

David L. Gast (Ph.D. University of Kansas) is Professor of Special Education in the Department of Communication Science and Special Education at the University of Georgia. Co-author with Dr. James Tawney of Single-Subject Research in Special Education, he has also authored or co-authored 10 chapters and over 100 journal articles. Dr. Gast serves as a consulting editor for Focus on Autism and Other Developmental Disabilities, Education and Training in Developmental Disabilities, and Exceptionality.