The chapters in this volume are drawn from the presentations delivered at a symposium on Developmental Disabilities in the Preschool Child. This sym- posium was held under the auspices of The Institute for Pediatric Service of Johnson and Johnson Baby Products. It was co-sponsored by The College of Medicine and Dentistry of New Jersey, Rutgers Medical School, and The In- stitute for the Study of Exceptional Children, Educational Testing Service. The symposium was held in the Fall of 1979 in Chicago, Illinois and the participants, including Ph. D . 's, Ed. D . 's, and M. D . 's, represented...