1. STEVEN R. FORNESS received his EdD from the University of California, Los Angeles. He is professor of psychiatry and biobehavioral sciences, and principal of the inpatient school at the UCLA Neuropsychiatric Institute. His research interests are learning disabilities and behavioral disorders. Address: Steven R. Forness, UCLA Neuropsychiatric Hospital, 760 Westwood Plaza, Los Angeles, CA 90024.
2. KENNETH A. KAVALE received his PhD from the University of Minnesota. He is professor, Division of Special Education, The University of Iowa, Iowa City. His research interests are learning disabilities and meta-analysis.
3. MICHAEL LOPEZ received his MA from Michigan State University and completed his internship in psychology at the UCLA Neuropsychiatric Institute. He is currently director of the Research and Evaluation Branch of the U.S. Administration of Children, Youth and Families in Washington, DC.