Not much gets past Chad McClennan and his elite detective squad of owls (yes, you read that right). The “chief executive owl” of the healthcare startup Koios Medical, McClennan explains that several of his engineers were military sleuths before applying their talents to breast cancer detection. “They were working for a U.S. Army defense contractor, using facial recognition technology to catch bad guys in foreign lands,” he says. “They realized that the same techniques could be applied to radiology.”