The MassCPR community is shaken by the loss of a great humanitarian, an unparalleled global health transformer, and a powerful force for good in the world.

Paul Farmer, who died yesterday in Rwanda, was a hero.

His work embodied the best humanistic traditions in medicine and public health. He worked tirelessly to deliver medical care to those around the globe who need it most and to establish sustainable systems for doing so.

Many of us had the privilege of knowing Paul personally and witnessing his work firsthand—in the...