Sandra Leibel and Evan Snyder (IMAGE) Sanford Burnham Prebys Caption Sandra Leibel, MD, MSc, is a neonatologist at Rady Children's Hospital-San Diego and an associate professor of Pediatrics at UC San Diego School of Medicine. Evan Snyder, MD, PhD, is director of the Center for Stem Cells and Regenerative Medicine and a professor in the Human Genetics Program at Sanford Burnham Prebys. Credit Sanford Burnham Prebys and the University of California San Diego Usage Restrictions N/A License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.