Tobias Esch, MD, is a leader in holistic general medicine and expert in the neurobiology of happiness, and a former member of Omega's board of directors. He received his medical degree from the University of Göttingen in Germany, is a Harkness Senior Fellow in Healthcare and Policy Practice at the Commonwealth Fund (New York), and a tenured professor of medicine and Director of the Institute for Integrative Health Care at Witten/Herdecke University in Germany.

Dr. Esch shaped mind-body medicine as well as integrative medicine/health promotion in Germany and as Visiting Professor at Harvard Medical School and Associate Neuroscientist at the State University of New York. He has published more than 300 scientific works—on everything from basic research to structuring doctor-patient communication. With a background in primary care, neurobiology, and positive psychology, he has focused his work on health promotion, patient activation, and behavior change.

Dr. Esch is author of 10 books, including The Self-Healing Code, which was nominated “the science book of the year" in German-speaking countries and The Better Half, the number one non-fiction best seller in Germany in 2019. In addition, he has contributed many chapters and sections to books authored by others. Dr. Esch is Associate Editor at Frontiers in Behavioral Neuroscience, Global Advances in Health and Medicine, and Complementary Medicine Research, and serves on the editorial board of several other medical journals. He has received numerous national and international awards for his work.