K. John McConnell, PhD, is Director of the Center for Health Systems Effectiveness (CHSE) at Oregon Health & Science University (OHSU) and Professor in the Department of Emergency Medicine at OHSU and the OHSU/Portland State University School of Public Health. CHSE’s work in Medicaid includes analyses of the Transformed Medicaid Statistical Information System (T-MSIS) Analytic Files (TAF) data, with projects focusing on behavioral health, reproductive health, long-term care, managed care, and social determinants of health and health equity. CHSE currently leads several Medicaid waiver evaluations for states in the Northwest and serves as the hosting organization for the Medicaid Insights Colloquium, a bi-monthly virtual speaking series focused on Medicaid policy and research. Dr. McConnell has published more than 150 peer-reviewed articles, with articles appearing in high-impact journals, including Health Affairs, NEJM, and JAMA-family journals. He received his PhD in Management Science and Engineering from Stanford University in 2001.