Justin Kompf, PhD, has worked in the fitness industry since 2009 as a college strength and conditioning coach and personal trainer. He has an MS in Exercise Science and has a PhD in Exercise and Health Sciences with a focus on Health Behavior Change from the University of Massachusetts at Boston. Justin has taught at the State University of New York at Cortland and also at the University of Massachusetts at Boston. He has published work in the Strength and Conditioning Journal, Sports Medicine, the Journal of Physical Activity and Health, and the American Journal of Lifestyle Medicine. He has contributed his expertise in health behavior change to personal training certifications and nutrition certifications with the National Academy of Sports Medicine.