This is super interesting. (Via.) The NY Times is understandably fascinated by the cultural and effort-related aspects of this story, which involves a bunch of researchers swooping in and using an isolated religious farming communities to conduct a test on disease transmission, but the results of the test are just as, if not more fascinating. The finding was straightforward---vaccinating a little over 80% of the children and adolescents in the community against the flu vaccine created what they deemed a 60% "protective effect" in the community. Not just in children; in the community.