Hundreds of years ago, humanity learned that Earth wasn't the center of the universe. We may soon learn that we aren't the only intelligent species in the universe either. John Priestland from @uNHIddenhealth argues that "people matter" and disclosure should be treated as a public-health issue for citizens who need support processing information that changes their understanding of reality. “And if disclosure does occur, the difference between a prepared population and an unprepared one could...