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Memberships help to support the Mission Statement of the World Naturopathic Federation

Dr. Holger Cramer

Dr. Holger Cramer is Research Director at the Department of Internal and Integrative Medicine, Faculty of MeDr.Cramerdicine at the University of Duisburg-Essen, Germany’s largest research centre for complementary medicine and naturopathy. He also holds a fellowship from the Australian Research Centre in Complementary and Integrative Medicine (ARCCIM) at the University of Technology Sydney through the International Complementary Medicine Research Leadership and Capacity Building Program.

Dr. Cramer has authored more than 100 scientific journal articles on complementary and integrative medicine in journals such as the American Journal of Epidemiology, the American Journal of Preventive Medicine, the Cochrane Database of Systematic Reviews, and Clinical Gastroenterology and Hepatology with an H factor of 22.

He sits in the editorial board of over 10 peer-reviewed academic journals, including roles as associate editor for Complementary Therapies in Medicine, BMC Complementary and Alternative Medicine, and Advances in Integrative Medicine. In the past five years, Dr. Cramer has completed more than 15 randomized controlled trials and over 40 systematic reviews/meta-analyses on complementary medicine and naturopathic treatments. Traditional European naturopathy is a strong focus of his research group, beyond that he has extensively researched traditional Asian medical systems and mind/body medicine using clinical, epidemiological and qualitative approaches. Dr. Cramer teaches undergraduate and graduate courses in naturopathy, mind/body medicine, medical psychology and research methodology.

Dr. Cramer received his MSc in clinical and biological psychology from the Ruhr-University Bochum and his PhD in medical science from the University of Duisburg-Essen with an award-winning thesis on complementary medicine pain management. He is a state licensed naturopath and completed training in traditional European Medicine, Traditional Chinese Medicine and mind/body medicine.