The Vatican might not be a place where you’d normally expect to hear about cutting-edge scientific research, but that was the case in April last year. Several hundred scientists, physicians, and policymakers gathered in Rome for the latest International Vatican Conference, the fourth since launching in 2011. This year’s theme, “Unite To Cure,” brought together leading figures in healthcare, business, journalism, and philanthropy (plus Katy Perry, to give a talk on transcendental meditation). The aim was to share knowledge about recent medical advances and discuss how they can best be used to improve human health around the world. If you didn’t…

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