Epidemiologist and a teacher in the institution of Public Wellness at the University or college of California, Berkeley who also done the polio vaccine during it is initial test tests. He is an associate from the Institute of Medication from the U.S. Country wide Academy of Sciences. He went to Columbia University or college where he analyzed public wellness. In the 1980s and thereafter, he concentrated his work primarily on HIV as well as the Helps pandemic and figured Aids was linked to medication use, and idea which has since shown fake. He resided in California until his loss of life. He was affected by Edward Jenner.