Steven Dehmer, PhD is a senior research investigator and health economist at the HealthPartners Institute in the United States. His research is focused on the economics of disease prevention, with an emphasis on cardiovascular disease, diabetes, obesity, and cancer. His areas of methodological expertise include microsimulation modeling, disease risk estimation, cost-effectiveness analysis, economic policy analysis, and causal inference from observational data. Dr. Dehmer led the development of the HealthPartners Institute ModelHealth: Cardiovascular microsimulation model for assessing cardiovascular disease prevention policies and interventions. Using this model, Dr. Dehmer led the decision analysis conducted to support the U.S. Preventive Services Taskforce recommendations for aspirin published in 2016 and 2022. Dr. Dehmer’s current and past research has been funded by the National Institutes of Health, Centers for Disease Control and Prevention, Patient-Centered Outcomes Research Institute, and the Agency for Healthcare Research and Quality. His research has been published in leading journals such as JAMA, Nature, Annals of Internal Medicine, and the American Journal of Preventive Medicine. In 2018, Dr. Dehmer received the Emerging Aspirin Investigator Award from the International Aspirin Foundation. His professional expertise has also been recognized by his service on the Complex Systems Science and Modeling Issue Brief Subcommittee of the Healthy People 2030 initiative and as an expert panelist for the National Academy of Medicine. Dr. Dehmer received his Ph.D. in applied economics from the University of Minnesota in 2012 and also holds a B.A. in economics and computer science from Saint John’s University in Minnesota.