The book, I Have IBS, Now What? was written by Dr. Ashkan Farhadi, a leading gastroenterologist based in Chicago. Dr. Farhadi wrote this book as a resource for patients who were diagnosed with Irritable Bowel Syndrome (IBS). This new edition features the most up-to-date information on IBS including new advances in the field. This book compiles real patient questions posed to Dr. Farhadi over years of practice into a first rate guide for patients with IBS and also include the opinion of a group of experts in the field of gastroenterology with a special attention to the psychological and nutritional aspects of this common disorder."