Senator JD Vance, the Republican vice-presidential candidate, and Sofia Nelson, his transgender classmate at Yale Law School, forged a bond that lasted a decade. In 2021, Mr. Vance’s support for an Arkansas ban on gender-affirming care for minors led to their falling out.

Sofia Nelson, now a public defender in Detroit, discussed Mr. Vance’s pivot, politically and personally, with The Times.  Background reading: 

• JD Vance, an unlikely friendship, and how it ended.
• Nelson shared with The Times about 90 emails and text messages with Mr. Vance. Here are some of the most revealing moments in their correspondence.
• How Yale propelled Mr. Vance’s career. 

For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday. Subscribe today at nytimes.com/podcasts or on Apple Podcasts and Spotify. You can also subscribe via your favorite podcast app here https://www.nytimes.com/activate-access/audio?source=podcatcher. For more podcasts and narrated articles, download The New York Times app at nytimes.com/app.