
Sibling Science: Why Brothers, Sisters Shape Us for Life
From The Next Big Idea Daily by Next Big Idea Club
June 1, 2026 · 33 min
About this episode
This episode explores the impact of sibling relationships on identity and belonging, referencing insights from recent books on the topic.
Sibling relationships are often our longest—and sometimes most complicated—connections. In today’s episode, we explore what siblings can teach us about identity, belonging, and who we become, drawing on new insights from Catherine Carr's recent book Who’s the Favorite? : The Loving, Messy Realities of Sibling Relationships and the 2023 book How to Be Multiple: The Philosophy of Twins by Helena de Bres. 🎁 Save 20% on a Next Big Idea Club membership when you used code PODCAST at nextbigideaclub.com ✉️ Get big ideas in your inbox with our daily newsletter. Subscribe at bookoftheday.nextbigideaclub.com Sponsored By: Homeserve — Go to homeserve.com/nbid to find the plan that’s right for you FODZYME. — Finally, you can enjoy your favorite foods without the pain. Go to icaneatagain.com/daily
People in this episode
Host: Next Big Idea Club
Topics covered
- sibling relationships
- identity
- belonging
- personal development
- family dynamics
Keywords
- siblings
- identity
- belonging
- family
- relationships
- Catherine Carr
- Helena de Bres
- personal growth
Sponsors
Homeserve, FODZYME
Mentioned in this episode
Books & works: Who’s the Favorite? : The Loving, Messy Realities of Sibling Relationships, How to Be Multiple: The Philosophy of Twins
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