Dave Allderdice ND, FABNO, finished his naturopathic training at the National University of Natural Medicine (NUNM) in 2008 and then did 2 years of residency and 1 year on staff at Cancer Treatment Centers of America in Philadelphia. He became board-certified in naturopathic oncology in 2011 and then moved back to his native Portland, Oregon to start private practice. Allderdice has sat on the board of the OncANP and teaches Integrative Oncology Research through the Helfgott Research Institute at NUNM. He runs a full-time naturopathic oncology practice at Sage Cancer Care and continues to work toward advancing the profession. He has a particular passion for therapeutic fasting and has been guiding patients in this manner for more than a decade.