Stephen Wangen, ND, is a licensed and board certified gluten intolerant physician who lectures nationally on the subject of gluten intolerance. He is co-founder and Medical Directo...view moreStephen Wangen, ND, is a licensed and board certified gluten intolerant physician who lectures nationally on the subject of gluten intolerance. He is co-founder and Medical Director of the Irritable Bowel Syndrome Treatment Center, and is on the Board of Trustees of the Gluten Intolerant Group of North America. He continues to investigate the relationship between food allergies and health as the research director of the Innate Health Foundation. He is the author of two books, Healthier Without Wheat and The Irritable Bowel Syndrome Solution.view less