Cherie Luo and Jean Luo have branched out to more emotional topics on their show, "Tiger Sisters." Olivia Wong/Getty Images

The Tiger Sisters became top business podcasters by sharing their educational and career experience at Stanford, Goldman Sachs, and more. Now, the self-described "Silicon Valley and Wall Street big sisters" are applying their mindset to friendships.

"I think everyone privately has gone through a friendship breakup at some point in their life, whether it's passive or active," Cherie Luo said in an interview. "And it's something that doesn't get enough attention because when we think relationships, we mostly think the romantic breakup is the most traumatic."

In a three-part series on the subject this month, the hosts broke down how they audit relationships with pals and when they know it's time to break up with a friend.

The sisters, who just joined the Vox Media Podcast Network , started out in 2024 by sharing lessons from their school and work experiences and have since introduced…