Dr. Will Bulsiewicz

Dr. Will Bulsiewicz is a board-certified gastroenterologist and three-time New York Times bestselling author known for bringing the science of gut health into everyday life. His work centers on how the microbiome shapes inflammation, energy, and long-term wellbeing—and how nutrition and lifestyle choices can be used to support resilience and performance.

A recognized leader in lifestyle medicine and digestive health, Dr. Bulsiewicz has helped advance public understanding of food as medicine and the role of the gut in preventing chronic disease and promoting longevity. Through his clinical practice, research, and bestselling books, he has influenced how both professionals and the public think about nutrition, metabolism, and sustainable health.

As a keynote speaker, Dr. Bulsiewicz combines scientific rigor with engaging storytelling to make complex medical research clear, relevant, and memorable for broad audiences. His talks explore the connection between gut health, burnout, immunity, and human performance, offering practical strategies people can apply immediately. His speaking experience includes major conference keynotes, institutional briefings for Congress and the USDA, and presentations for national organizations such as the NFL Alumni. He is a frequent media contributor whose work has appeared on national television outlets including "Good Morning America," ABC, PBS, and Fox News. Known for his clarity and evidence-based approach, Dr. Bulsiewicz uses real-world examples and narrative to help audiences better understand their own health and the science behind it.

Organizations that invite Dr Bulsiewicz to speak gain a grounded, science-driven perspective on how daily habits influence energy, resilience, and long-term vitality. His keynotes provide audiences with realistic, research-backed tools to improve wellbeing and support lasting performance.