Jerrold (Jerry) Heindel, Ph.D., is founder and director of Commonweal’s Healthy Environment and Endocrine Disruptor Strategies (HEEDS). He received a doctorate in biochemistry from the University of Michigan. He worked in the area of reproductive biology and toxicology while on the faculty at the University of Texas Medical School at Houston and the University of Mississippi before coming to the National Institute of Environmental Health Sciences (NIEHS) to head its reproductive and developmental toxicology group. Twenty five years ago he moved to the Division of Extramural Research and Training at NIEHS, where as a scientific program administrator he was responsible for designing, developing, administering, and assessing the impact of the NIEHS grants programs in endocrine disrupters, the developmental basis of diseases, reproductive toxicology, and obesity and diabetes. He retired from NIEHS at the end of 2016.