What Happened to the Person I Knew? Why Relationships Cha...

What this episode covers

Relationships change because people change. In this episode, we explore what it means when someone you love no longer feels like the person you once knew. Using behavioral science, we examine why personality shifts over time, why growth does not always happen in the same direction, and how to decide whether to reconnect, recalibrate, or let go. Topics [0:00] Understanding Relationship Changes [7:07] Relationship Changes Over Time [13:28] Self-Expansion Theory and Michelangelo Phenomenon [22:08] Growth vs. Escape: What’s Really Driving the Change? [29:49] How to Navigate Relationship Changes [34:00] Updating the Story of “Us” [43:01] The Importance of Compassion [46:00] Regret, Loss, and What to Do Next ©2026 Behavioral Grooves Links The All-or-Nothing Marriage: How the Best Marriages Work by Eli Finkel Join us on Substack! Join the Behavioral Grooves community Subscribe to Behavioral Grooves on YouTube Support Behavioral Grooves Music Links Gotye - Somebody That I Used to Know Flora Cash - You’re Somebody Else

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How long is this episode of Behavioral Grooves Podcast?

This episode is 49 minutes long.

When was this Behavioral Grooves Podcast episode published?

This episode was published on March 2, 2026.

What is this episode about?

Relationships change because people change. In this episode, we explore what it means when someone you love no longer feels like the person you once knew. Using behavioral science, we examine why personality shifts over time, why growth does not...

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