Sibling Science: Why Brothers, Sisters Shape Us for Life

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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