Ana Johnson, Ph.D. is a Canada Research Chair in Health Policy and Associate Professor in the Department of Community Health and Epidemiology, Queen's University. She is also the Site Director of Institute for Clinical Evaluative Sciences (ICES)@Queen's Health Services Research Facility and a member of the Pharmacoepidemiology and Economics Research Unit, ICES@Queen's. She is a Scientist at ICES-Central and Senior Scientist in the Division of Cancer Care and Epidemiology, Queen's Cancer Research Institute at Queen's University. Other affiliations include the Centre for Health Services and Policy Research at Queen's; Working Group in Economic Analysis, Queen's Cancer Research Institute at Queen's University; and the Ontario Health Technology Assessment Committee. Her research interests are in the areas of health services research, economic evaluations, uncertainty in economic evaluations, and resource allocation/decision-making.