David C HascallDavid C. Hascall is a retired registered nurse. He received a teaching degree in Secondary Education from the University of Oregon, before going into Nursing. After earning two Master's Degrees (Health Education, and Nursing), he worked as a Certifie Diabetes Educator for fifteen years. He and wife Barbra live in Eugene, Oregon. He can often be found assisting her at the Eugene Saturday Market, selling body care products. Read More Read Less