लेखक: Don E. Williams

Peter Sturmey, Ph.D., is a professor of psychology at Queens College and The Graduate Center, City University of New York. He has published more than 200 papers, 50 chapters, and 20 authored and edited books on developmental disabilities, behavior analysis, clinical psychology and evidence-based practice. Don E. Williams, Ph.D., BCBA-D, is a consultant with over 0 years of practice and research experience with severe behavior disorders, staff training and supervision, and developmental disabilities. He has published extensively on restraint elimination, and the prevention and treatment of self-injurious behavior (pica especially) and other severe behavior problems.