https://www.youtube.com/watch?v=lI3qhwVi1Eg Podcast audio: In this episode of the Ayn Rand Institute podcast, Samantha Watkins interviews Dr. Amesh Adalja, an infectious disease physician and a senior scholar at the Center for Health Security at Johns Hopkins University, about the alarming trend of anti-vaccine irrationality coming from government leaders. Topics include: The state of vaccine science Hepatitis B vaccine Covid vaccine The cause of conspiracism The real-world impact of conspiracism A healthy culture’s approach to vaccine science Resources:  “A Pro-Freedom Approach to Infectious Disease” by Onkar Ghate, in which he shares ARI’s view of the role of government with respect to infectious disease This episode was recorded on December 15, 2025, and posted on December 18, 2025. Image Credit: Alex Wong / via Getty Images