Shelley Case is one of North America's leading nutritional experts on celiac disease (CD) and the gluten-free diet (GFD). She is a member of the Canadian Celiac Association (CCA) Professional Advisory Board and the Medical Advisory Boards of the Celiac Disease Foundation and the Gluten Intolerance Group in the United States (US). She is a popular ­speaker and has delivered numerous lectures and workshops at national and ­regional ­medical, dietetic, celiac and food industry ­conferences throughout the US and Canada, including the National Institutes of Health Consensus Development Conference on Celiac Disease. Her national bestseller, Gluten-Free Diet: A Comprehensive Resource Guide, is highly recommended by health ­professionals, patients and celiac organizations. Shelley Case has her own nutrition consulting business in Regina, Saskatchewan.