Kari Nadeau, MD, PhD, is the Chair of the Department of Environmental Health at Harvard School of Public Health. She practices Allergy, Asthma, and Immunology in children and adults. She has published over 400+ papers, many in the field of climate change and health, and allergies and asthma. For more than 30 years, she has devoted herself to understanding how environmental and epigenetic factors affect the risk of developing immune dysfunction. Her laboratory has been studying exposomics and solutions-facing research with policy oriented outcomes to track climate change mitigation and adaptation as these solutions pertain to quantifying health outcomes. Dr. Nadeau earned her MD/PhD from Harvard Medical School in 1995, completing her doctoral work in biochemistry and immunology, followed by a pediatric residency, and fellowship in Allergy, Asthma, and Immunology Program, joined the Stanford faculty where she was the Naddisy Professor of Medicine and Pediatrics until 2022, and then joined Harvard where she is now the John Rock Professor of Climate and Population Studies.