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CCA Conference Speakers

CCA has assembled a world-class line up of national and international speakers for our fall virtual conference.

Dr. Dan Leffler

Daniel Leffler, MD, MS, AGAF is a practicing gastroenterologist caring for patients with celiac disease and other gastrointestinal disorders and is a founding member of the Celiac Center at Beth Israel Deaconess Medical Center. He is an Associate Professor of Medicine at Harvard Medical School where he continues to see patients with gluten related disorders. Dr. Leffler has been the recipient of multiple National Institute of Health, foundation and industry sponsored grants for the advancement of digestive health. Dr. Leffler has lectured nationally and internationally, has published over 1 50 articles in peer reviewed literature. Dr. Leffler joined Takeda Pharmaceuticals in 2016 as a Medical Director and the Global Clinical Lead for Celiac Disease in the Gastrointestinal Therapeutic Area.

Adriana Mudryj

Adriana Mudryj is the recipient of the 2019 Dr. JA. Campbell Young Investigator Award from the Canadian Celiac Association. The overall goal of her research program is to contribute and expand knowledge in the area of nutritional epidemiology, and she has a specific interest in dietary intakes, food consumption patterns and the impact of target foods and fortification policies on diet quality and health. She is currently a post doctoral research fellow at the University of Manitoba in the Department of Food and Human Nutritional Sciences.

Dr. Maria Ines Pinto Sanchez

Dr. Maria Ines Pinto-Sanchez obtained her MD certification and gastroenterology training in Argentina. She joined the Farncombe Institute in 201 0as clinical research fellow and obtained Master in Science degree in 201 4,fromthe Health Research and Methodology program. She is certified Clinician Nutrition Specialist Certification from the National Board of Nutrition Support Certification. She is currently Assistant Professor at the Gastroenterology Division at McMaster University and is also conducting the Celiac Clinic at McMaster University. Her clinical and research interest include the diagnosis and treatment of different gastrointestinal conditions with focus on celiac disease and gluten related disorders.

Tricia Thompson

Tricia Thompson became a registered dietitian in l 991 . Tricia’s passionate advocacy for those on the gluten-free diet led her to launch her first web­site, Gluten Free Dietitian, in 2007. In 2011 , she started the first indepen­dent, subscriber-driven gluten-testing organization, Gluten Free Watchdog, LLC ( She tests foods that are labeled gluten free as well as foods that appear to be free of gluten-containing ingredients but are not labelled gluten free.

Meghan Donnelly

Meghan Donnelly is a registered dietitian nutritionist who joined the Dr. Schar USA team in September 201 8. Meghan has experience in both clinical dietetics and the food industry. She previously worked in Quality Assurance at Pepperidge Farm. Meghan holds a BA in Biology and her MS in Nutrition and Dietetics. Her specialties include chronic kidney disease, celiac disease and gluten-related disorders, and irritable bowel syndrome.

Shelley Case

Shelley Case, BSc, RD, is a leading expert on the gluten-free diet. She has been a member of the CCA’s Professional Advisory Council for many years, and also serves on the medical advisory board of the Celiac Disease Foundation. Shelley delivers numerous presentations at medical, nutrition, celiac and food industry conferences throughout North America, she is a highly-sought after media source, and she is the author of the best-selling book Gluten Free: The Definitive Resource Guide. She lives in Calgary.

Dr. Don Duerksen

Dr. Don Duerksen, MD, is a Professor of Gastroenterology at the University of Manitoba and also serves as Site Coordinator in Gastroenterology at St. Boniface General Hospital. He is chair of the CCA’s Professional Advisory Council, and he has has extensively studied the positive celiac serology in post-menopausal women and its contribution to osteoporotic fractures and low bone density.

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