Dr. Tammy Clifford, Chief Scientist

Dr. Tammy Clifford is the Chief Scientist at the Canadian Agency for Drugs and Technologies in Health (CADTH). Her responsibilities include aligning with best practices the methods and processes employed in conducting assessments on drugs and other health technologies, assuring the continued quality and timely delivery of CADTH reports, and building capacity amongst producers and users of evidence-based assessments by providing education, training, and outreach. 

Dr. Clifford joined CADTH in 2005 as Director, Project Quality, and was appointed Vice-President of the Health Technology Assessment Directorate in 2008. She holds faculty appointments in Pediatrics and in Epidemiology and Community Medicine at the University of Ottawa, where she teaches graduate level courses in systematic reviews and in health technology assessment. Dr. Clifford received her PhD in Epidemiology and Biostatistics from the University of Western Ontario and both her BSc and MSc(A) from McGill University.

Dr. Clifford’s particular fields of interest relate to the methodological underpinnings of systematic reviews, meta-analyses, and rapid reviews, and in promoting the value of transparency in such research through initiatives such as PROSPERO. She remains involved in pediatric research through collaboration with colleagues at the Children's Hospital of Eastern Ontario. (CHEO). Dr. Clifford is involved in a number of organizations, including Health Technology Assessment International (HTAi); she has served as a member of its Board of Directors and as Chair of HTAi’s Scientific and Professional Programmes Committee. She also serves as a reviewer for The Lancet, Archives of Pediatrics & Adolescent Medicine, PLoS One, Health Policy,and the International Journal of Technology Assessment in Health Care.