Helfgott Investigators, Staff and Students

Zwickey, Heather, PhD

Director of the Helfgott Research Institute

Helfgott Research Institute, NCNM Administration Building, Suite 250

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Agresta, Joel, DC

Dr. Agresta has been in private practice as a chiropractor and physical therapist for over 25 years. He has been a full-time assistant professor of physical medicine since 2007, and previously was an adjunct faculty 2002-2006 (instructor in physiotherapy)…

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Aickin, Mikel, PhD

Senior Investigator

Location: University of Arizona
Phone: 520-626-3496

Dr. Mikel Aickin brings his biostatistical expertise to the natural medicine research at the Helfgott Research Institute. Dr. Aickin's…

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Barrett, Richard, ND

Location: Helfgott Research Institute, NCNM Administration Building, Suite 350

Email: rbarrett@ncnm.edu
Phone: 503-552-1758

Richard Barrett, ND, is a faculty investigator at the Helfgott Research Institute. His natural medicine research interests include…

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Batchelor, Roger, DAOM

Roger attended Stanford and UC Santa Cruz before embarking on learning bodywork in 1983. This extended into a career in acupuncture, including high-volume and psychiatric settings in Portland. While in public health, he was involved in research projects…

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Bowman, Gene, ND

Adjunct Faculty

Dr. Gene Bowman is a 2004 graduate of NCNM.  His clinical training includes completion of clinical internship under Dr. Martin Milner at the Center for Natural Medicine and subsequent…

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Brons, John, PhD, MAcOM

Faculty Investigator

Email: jbrons@ncnm.edu
Phone: 503-552-1764

Dr. Brons is an associate professor at NCNM. He earned his doctorate from UCLA in 1978 and his MAcOM degree from…

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