
Nan Monk, P.C., L.M.P., N.T.P. -- Co-Founder
Nan is certified as a Nutritional Therapy Practitioner (NTP) and is the creator of the nutritional protocols for our healing retreats. In her consulting practice at Cedar Springs, she develops menu and diet guidelines, teaches classes on nutritional healing, and counsels lifestyle and dietary changes. She also conducts personal dietary assessments along with evaluating individual nutritional status.

Michael Mahaffey -- Co-Founder
Michael is a cancer survivor. Since his spontaneous remission in 1983 from acute leukemia he has taught about relationship with God, life in sobriety, our spiritual purpose, and living one day at a time to thousands of people. He has authored two books, "If You Dare" on recovery and "The Complete Cancer Cleanse" co-authored with Cherie Calbom.
Kenneth Fine, M.D., -- Medical Advisor
Kenneth has been professionally involved in patient care, medical research, teaching, directing clinical laboratories, and public health for over 20 years. Educating audiences for decades with inspiring health and scientific information, he is the founder of EnteroLab and the non-profit Intestinal Health Institute in Dallas, Texas. His web sites offer ground breaking research and diagnostic tests for intestinal disorders and gluten and other food sensitivities.
Cherie Calbom -- Nutrition Advisory Staff
Cherie is a leading expert on nutrition and a consultant for Cedar Springs. She has co-authored "The Complete Cancer Cleanse" with Michael Mahaffey. She graduated from Seattle's Bastyr University with a master of science degree. She is an international speaker and her message is about empowering one's life through healthy dietary choices. She has been featured in many popular magazines including Ellie, Newsweek, Family Circle, Shape, Fitness, McCall's, Women Sports and Fitness and New Body and is a regular on QVC. Well known as the “Juice Lady”, her latest books are Juicing, Fasting and Detoxing for Life and The Juice Lady’s Guide to Juicing for Health. You can learn more at www.cheriecalbom.com
Additional Staff
We also have several staff who serve at Cedar Springs as needed. Each of these dedicated people have expertise in areas that help support our guests in many ways as they enter into the healing journey.




