A “smart gun” is designed to only work in the hands of the gun’s proper owner. With the first smart gun potentially coming to market later this year, can the tech deliver on its promise? Guests:  Champe Barton, reporter at The Trace Kai Kloepfer, founder and CEO of Biofire If you enjoy this show, please consider signing up for Slate Plus. Slate Plus members get benefits like zero ads on any Slate podcast, bonus episodes of shows like Slow Burn and Dear Prudence—and you’ll be supporting the work we do here on What Next TBD. Sign up now at slate.com/whatnextplus to help support our work. Learn more about your ad choices. Visit megaphone.fm/adchoices