When Diane Lewis' son, Jovaan, was sentenced to prison, she told him to call her every day. What he didn't know at the time is that those collect calls often meant Diane was unable to pay her other bills. Today on the show, how prison phone calls got so expensive, and the movement to make them free. **Related listening: **The Uncounted Workforce) From Prison to the Workforce) The Prisoner's Solution) *For sponsor-free episodes of The Indicator from Planet Money, subscribe to Planet Money+ via Apple Podcasts or at plus.npr.org). Music by Drop Electric. Find us: TikTok, Instagram, Facebook, Newsletter.*Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)