Why have São Paulo’s PPP of non-profit managed hospitals (OSSs) succeeded where other hospital PPPs have failed? OSS hospitals have consistently outperformed publicly managed hospitals with: 30% higher productivity, 20% percent lower costs and lower mortality and infection rates. A new policy brief by our co-founder and CTO Jerry La Forgia explains the factors that led to success. Read the brief for the evidence, the implementation lessons, and the wider implications for PPP hospital reforms.