Carmen Tamayo, MD directs the Canada Region of HeteroGeneity, LLC. Venezuelan by birth and Canadian by citizenship, she trained in internal medicine at the Central University of Venezuela. After moving to Canada with family, she completed postgraduate studies in Public Health and Epidemiology at the University of Toronto. Since 1995, she has actively participated in policy and regulatory activities addressing traditional, complementary and alternative medicine (TCAM) research, with the Canadian National Cancer Institute. Her consulting has included government, industry, and nonprofit scientific organizations, including HeteroGeneity (since 2008), McMaster University Centre for Evidence Based Medicine, and the University of Western Ontario School of Medicine and Dentistry at the University of Western Ontario. For Health Canada’s Natural Health Products (NHP) Directorate she served as Clinical Trial Project Coordinator for Product Review and Assessment, collaborating in the Agency’s development of a framework for NHP clinical trials. She has chaired and directed numerous programs and workshops as a member of the Drug Information Association (DIA), The International Pharmaceutical Federation (FIP), and the Latin American phytomedicine society (Sociedad Latinoamericana de Fitomedicina). She also serves as an expert reviewer for the World Health Organization and other international committees and several CAM and Phytotherapy journals, and is a past co-editor of the Journal of Integrative and Complementary Medicine (JICM) – An international forum for evidence-based practices.