Authors Brigitte Lacy My PTontheNET Content Brigitte Lacy is a registered dietitian who holds a Master’s degree in Exercise and Sport Science and an undergraduate degree in psychology. Her professional interests include sports nutrition, behavior change and weight management. She enjoys helping others improve their quality of life through better nutrition and an active lifestyle. Brigitte has worked in health promotion, drug and alcohol education and nutrition education. She has taught health classes in a variety of settings and has enjoyed writing feature articles on health and nutrition topics.