His areas of expertise include econometrics and Bayesian methods. Before joining UNCG, he was on the faculty at the University of Western Ontario, where he taught applied and theoretical econometrics and statistics at the graduate and undergraduate levels, and conducted research on Bayesian inference and semi-parametric methods. Dr. van Hasselt subsequently joined RTI International, where he worked as a Research Economist on several federally funded evaluation projects for the Substance Abuse and Mental Health Services Administration (SAMHSA) and the Centers for Medicare & Medicaid Services (CMS).