Dr. Matt Willis calls on experience as a physician, epidemiologist, science communicator and executive leader to advance community health and wellbeing. He was the Public Health Officer for Marin County, California for 11 years. Marin County has achieved among the highest pandemic vaccination rates in the nation and consistently ranks as the healthiest county in California. Dr. Willis places data, community partnership, and clear communication at the center of public health practice. He serves on the board of several organizations dedicated to health, regularly publishes research, and is a frequent contributor to public health media coverage.