Dr. Bob Wachter, UCSF’s Chair of the Department of Medicine, gained a vast twitter following during the COVID pandemic with his informative, direct, and sometimes personal tweets. He’s kept his followers up to speed throughout changes in the science, vaccination rates, and spread of infection. And as issues around the pandemic evolved, so did his position. In our latest podcast episode, Synapse contributor Janice Goh, a fourth year student in the UCSF Pharmaceutical Sciences and Pharmacogenomics program, asked Dr. Wachter about masking, transmission rates, and possible new variants.