# Sperm Racing; Hemispherectomies | Robert Sapolsky Father-Offspring Interviews

An episode of [Robert Sapolsky | Father-Offspring Interviews](https://invisiblenetwork.ai/podcast/1782280922), 15 Oct 2026, 34 min.

Audio: https://traffic.megaphone.fm/APO2254636783.mp3

Episode 132 of Father-Offspring Interviews. Topics in this episode include what hemispherectomies teach us about neuroplasticity, and the strange new “sport” that is sperm racing. Social & Websites Question Submission: https://ha66meqrpqz.typeform.com/sapolsky Instagram: https://www.instagram.com/robert.sapolsky 00:00 Intro 00:00:14 Question 1 (Hemispherectomies and neuroplasticity) 00:18:22 Question 2 (Sperm racing)

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