Daniel Hartl (IMAGE) Genetics Society of America Caption Daniel Hartl, PhD, of Harvard University is the recipient of the 2019 Genetics Society of America (GSA) Thomas Hunt Morgan Medal for his influential contributions to experimental and theoretical genetics research. Credit Harvard University Usage Restrictions None License Licensed 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.