John Snow, Inc. (JSI) is a global public health consulting organization dedicated to greater health equity and improving the health of individuals and communities, and providing an environment where people of passion can pursue this cause. Named after the English physician John Snow, JSI, with its nonprofit partner JSI Research & Training Institute, Inc., provides technical and managerial assistance to public health programs worldwide. JSI manages the Partnership for Supply Chain Management (PFSCM) and is affiliated with World Education, Inc.