Developmental Disabilities

What is Autism?
from the Autism Society of America
National Children's Study
This site reports on an ongoing study evaluating the effects of environmental influences on the health and development of 100,000 children across the United States. The study is a collaboration of multiple federal agencies.
National Center on Birth Defects and Developmental Disabilities
This site from the CDC provides a variety of resources relating to descriptions of birth defects and research into the causes of birth defects. There are materials for professionals and the general public.
Research and Training Center on Early Childhood Development