Surgery That Challenges Free Will 🧠
Discover how a 1940s surgery questioned the concept of free will. Plus, get 100 free blades at hensonshaving.com with code SHAVINGWITHJOE.

Joe Scott
3.2M views • Aug 26, 2024

About this video
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Starting in the 1940s, a new surgery was being explored to help people with severe epilepsy which involved severing communication between the two hemispheres of the brain. It worked, but caused some very strange side effects. As researchers began to study these side effects, it led to an entirely new understanding of the brain; including the surprising fact that we really don’t have control over our decisions.
Read more about split-brain experiments in Dr. Michael Gazzaniga’s fascinating book, Who’s In Charge?
https://a.co/d/atzdmH4
Here’s a speech Dr. Gazzaniga gave at the University of Edinburgh in 2009:
https://youtu.be/dadT-14FkSY?si=VpbFBwNSp72W8e8Q
Want to support the channel? Here's how:
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Check out my 2nd channel, Joe Scott TMI:
https://www.youtube.com/channel/UCqi721JsXlf0wq3Z_cNA_Ew
And my podcast channel, Conversations With Joe:
https://www.youtube.com/channel/UCJzc7TiJ2nnuyJkUpOZ8RKA
You can listen to my podcast, Conversations With Joe on Spotify, Apple Podcasts, Google Podcasts, or wherever you get your podcasts.
Spotify 👉 https://spoti.fi/37iPGzF
Apple Podcasts 👉 https://apple.co/3j94kfq
Google Podcasts 👉 https://bit.ly/3qZCo1V
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LINKS LINKS LINKS
https://www.youtube.com/watch?v=aJCCUdK7PiU
https://en.wikipedia.org/wiki/Roger_Wolcott_Sperry
https://www.sciencedirect.com/science/article/abs/pii/S1878875020319471?via%3Dihub
https://www.britannica.com/science/optic-nerve
https://www.epsyhealth.com/seizure-epilepsy-blog/what-happens-to-the-brain-during-a-seizure
TIMESTAMPS
0:00 - What Made You Click?
1:35 - Who's In Charge?
3:39 - Split-Brain Surgery
7:37 - The Two Hemispheres
12:00 - The Differences In The Hemispheres
20:12 - The Question of Free Will and Emergence Theory
26:00 - Sponsor - Henson Shaving
Starting in the 1940s, a new surgery was being explored to help people with severe epilepsy which involved severing communication between the two hemispheres of the brain. It worked, but caused some very strange side effects. As researchers began to study these side effects, it led to an entirely new understanding of the brain; including the surprising fact that we really don’t have control over our decisions.
Read more about split-brain experiments in Dr. Michael Gazzaniga’s fascinating book, Who’s In Charge?
https://a.co/d/atzdmH4
Here’s a speech Dr. Gazzaniga gave at the University of Edinburgh in 2009:
https://youtu.be/dadT-14FkSY?si=VpbFBwNSp72W8e8Q
Want to support the channel? Here's how:
Patreon: http://www.patreon.com/answerswithjoe
Channel Memberships: https://www.youtube.com/channel/UC-2YHgc363EdcusLIBbgxzg/join
T-Shirts & Merch: http://www.answerswithjoe.com/store
Check out my 2nd channel, Joe Scott TMI:
https://www.youtube.com/channel/UCqi721JsXlf0wq3Z_cNA_Ew
And my podcast channel, Conversations With Joe:
https://www.youtube.com/channel/UCJzc7TiJ2nnuyJkUpOZ8RKA
You can listen to my podcast, Conversations With Joe on Spotify, Apple Podcasts, Google Podcasts, or wherever you get your podcasts.
Spotify 👉 https://spoti.fi/37iPGzF
Apple Podcasts 👉 https://apple.co/3j94kfq
Google Podcasts 👉 https://bit.ly/3qZCo1V
Interested in getting a Tesla or going solar? Use my referral link and get discounts and perks:
https://ts.la/joe74700
Follow me at all my places!
Instagram: https://instagram.com/answerswithjoe
TikTok: https://www.tiktok.com/@answerswithjoe
Facebook: http://www.facebook.com/answerswithjoe
Twitter: https://www.twitter.com/answerswithjoe
LINKS LINKS LINKS
https://www.youtube.com/watch?v=aJCCUdK7PiU
https://en.wikipedia.org/wiki/Roger_Wolcott_Sperry
https://www.sciencedirect.com/science/article/abs/pii/S1878875020319471?via%3Dihub
https://www.britannica.com/science/optic-nerve
https://www.epsyhealth.com/seizure-epilepsy-blog/what-happens-to-the-brain-during-a-seizure
TIMESTAMPS
0:00 - What Made You Click?
1:35 - Who's In Charge?
3:39 - Split-Brain Surgery
7:37 - The Two Hemispheres
12:00 - The Differences In The Hemispheres
20:12 - The Question of Free Will and Emergence Theory
26:00 - Sponsor - Henson Shaving
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Video Information
Views
3.2M
Likes
161.1K
Duration
29:43
Published
Aug 26, 2024
User Reviews
4.9
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