In this conversation, Joe Grogan interviews Peter Pitts, a former FDA associate commissioner and current president of the Center for Medicine and the Public Interest. They discuss the role of FDA advisory committees, the importance of transparency in regulatory processes, and the intersection of vaccination and nutrition in public health. Pitts emphasizes the need for better dosing guidelines for obese patients and the significance of user fees in ensuring predictable FDA reviews. The conversation highlights the challenges and opportunities within the FDA and the broader healthcare landscape.