About Ellen and Infinite Iris Like her mentor Dr. Bernard Jensen, Ellen has had a great love for Iridology. Her father-in-law, Dr. Bernard Jensen, is known worldwide as the “Father of American Iridology”. Ellen Tart-Jensen, Ph.D., D.Sc. C.C.I.I. studied the science of Iridology for several years with the legendary natural healer, Dr. Bernard Jensen, at the Hidden Valley Health Ranch …