Dr. Roshan Ramanathan is a physician–scientist specializing in vaccine and biologics development. Her career spans leadership roles at the National Institutes of Health, the U.S. Food and Drug Administration, and the biopharmaceutical industry. As Branch Chief at FDA’s Center for Biologics Evaluation and Research, she oversaw regulatory review across more than 400 INDs and 21 BLAs. In industry she led the clinical development of VIMKUNYA and directed development strategy for mRNA COVID-19 and combination COVID-19/influenza vaccine programs at GSK. She now leads the Bridges Initiative, advising biotechnology companies and global health organizations on regulatory strategy and vaccine development.