The determinants of a community syndrome of malnutrition, communicable diseases, and mental ill-health in a rural area in South Africa ~1940. The collapse of successful farming. (Distant but powerful upstream determinants of the Community Syndrome were the Glen Gray Act [1894] intended to promote cheap labour for industry by taxing those in the non-monetary subsistence [rural] economy and the Native Land Act [1913], which forced ~85% of the population onto 10-15% of the land.)