Is religious missionary work an act of altruism or arrogance? Does it represent a quest for the fulfillment of one’s spiritual potential or a euphemistic cover for an inflated sociopathic ego? And, in either case, is it even possible to distinguish the two? Those are legitimate questions in the case of 26-year-old fundamentalist Christian missionary John Chau, who disappeared and was presumed dead in 2018 while attempting to spread the word of Jesus to the reclusive indigenous residents of North Sentinel Island, an Indian protectorate in the Bay of Bengal. The locale, one of the world’s most di...