An innovative global leader in lifestyle medicine and positive health, Liana Lianov, MD, MPH, FACLM, FACPM, DipABLM led the development of the first lifestyle medicine core competencies and serves as lead faculty for the American College of Lifestyle Medicine (ACLM) Physician and Health Professional Wellbeing course and chair of the ACLM Happiness Science and Positive Health Committee. She is president and founder of the Global Positive Health Institute (GPHI) and Assistant Professor at the Center for Positive Health Sciences, Royal College of Surgeons Ireland. Dr. Lianov previously held the positions of ACLM president, founding member and vice-chair of the American Board of Lifestyle Medicine, Positive Health and Wellbeing Division president at the International Positive Psychology Association, the American Medical Association Healthy Lifestyles Division director, American College of Preventive Medicine board regent, and public health medical officer at the California Department of Health Care Services. Dr. Lianov has spearheaded the movement to integrate positive psychology into health care, as convener of the inaugural ACLM Summit on Happiness Science in Health Care, editor of the first of its kind handbook for health professionals, Roots of Positive Change, Optimizing Health Care with Positive Psychology. Under her leadership, the GPHI provides innovative positive health training and clinical tools for health professionals. She is a sought-after speaker internationally and has published a number of scholarly articles and book chapters on the topic. Her recent book, Strengths in the Mirror, Thriving Now and Tomorrow, shares stories from colleagues about how they leverage their strengths and positive habits to thrive and grow in the face of challenges. She and co-author, Jolanta Burke, positive psychology scholar, are anticipating the release of their new book that unveils practical applications for positive health in clinical and self-care practice: Practicing Lifestyle Medicine from the Inside Out.