R4D Managing Director, Gina Lagomarsino, and Program Officer, Sapna Singh Kundra, authored a piece on the benefits of health insurance that was published in the most recent id21's insights. This installation of id21 insights focused on mechanisms for making health markets work for the poor, with Gina and Sapna's piece describing how well-implemented public or private health insurance programs create a platform for pooled strategic purchasing that can drive improvements in quality of care and increase availability of services for poor people.