One morning, Amy opened her mailbox and found a package with 44 photos inside—photos of complete strangers. Now Amy wonders: Who are they? And why were the photos sent to her? Credits This episode was hosted and produced by supervising producer Stevie Lane, along with Jonathan Goldstein, Phoebe Flanigan, and Mohini Madgavkar. The senior producer is Kalila Holt. Editorial guidance from Emily Condon. Special thanks to Alex Blumberg, Mimi O’Donnell, Lauren Silverman, Maureen Taylor, Estelle Ivory, and all the incredibly patient people over at the USPS. The show was mixed by Bobby Lord.  Music by Christine Fellows, John K Samson, Blue Dot Sessions, Golden Dunes, In Skies, Megatrax, Christopher Lennertz, and Bobby Lord. Our theme song is by The Weakerthans courtesy of Epitaph Records. Heavyweight is a Spotify Original Podcast. Amy has just written a new book, Artificial, a graphic memoir about her father’s efforts to preserve her late grandfather’s identity using AI technology. You can find it at your local bookstore. Learn more about your ad choices. Visit podcastchoices.com/adchoices