In this Omenn-Darling Health Policy Talk, experts discuss the design and potential benefits of state-based single payer health insurance systems along with their economic and political challenges. Moderated by John Ayanian, director of the University of Michigan Institute for Healthcare Policy and Innovation, panelists include Michigan state representative Carrie Rheingans, Ohio state representative Michele Grim, Robin Lunge from Vermont’s Green Mountain Care Board, and Ford School professor and health policy expert Paula Lantz.