Richard Haier: What Brain Scans Reveal About Human Intelligence

Richard Haier: What Brain Scans Reveal About Human Intelligence

Richard Haier reveals how brain efficiency correlates with IQ and explains the controversial g-factor of intelligence They examine controversies such as The Bell Curve, discuss genetic and environmental influences, and explore interventions from brain training to neuromodulation.- 0:00:00 - Intro and book overview- 0:02:50 - Bell Curve controversy- 0:06:26 - Brain efficiency hypothesis- 0:16:06 - Stigma, race and IQ- 0:21:31 - IQ and morality- 0:22:27 - IQ vs g‑factor vs intelligence- 0:23:46 - Chronometry ratio scale- 0:26:38 - Low IQ as societal problem- 0:29:04 - Genetics and interventions- 0:31:18 - Brain training and nootropics- 0:31:55 - Dual n‑back- 0:33:17 - TDCS, PEMF and EM‑stimulation- 0:36:01 - Parietofrontal integration theory- 0:46:50 - IQ correlates with life outcomes- 0:47:47 - Character and morality tests- 0:49:16 - RAPM test demo- 0:53:24 - Path length between regions- 0:57:36 - Finn et al 2015 study- 1:04:12 - IQ genes probabilistic- 1:05:14 - Children IQ vs parents- 1:06:46 - Brain damage and savantism- 1:08:34 - Openness and intelligence- 1:09:40 - LSD trips and intelligence- 1:11:01 - IQ and happiness- 1:11:53 - Flynn effect limits- 1:15:26 - Factors that decrease IQ- 1:16:59 - IQ and consciousness- 1:22:00 - Mindfulness meditation- 1:23:27 - Joscha Bach on intelligence- 1:24:26 - Eric Weinstein on intelligence- 1:27:16 - Elon Musk Neurolink- 1:27:57 - AI and IQ tests for computers- 1:31:14 - Finding g‑factor in animals- 1:32:55 - What separates humansSPONSORS:- Patreon: https://patreon.com/curtjaimungal- PayPal: https://bit.ly/2EOR0M4- Twitter (Curt): https://twitter.com/TOEwithCurt- Apple Podcasts: https://podcasts.apple.com/ca/podcast/better-left-unsaid-with-curt-jaimungal/id1521758802- Pandora: https://pdora.co/33b9lfP- Spotify: https://open.spotify.com/show/4gL14b92xAErofYQA7bU4e- Google Podcasts: https://play.google.com/music/listen?u=0#/ps/Id3k7k7mfzahfx2fjqmw3vufb44- Documentary site: http://betterleftunsaidfilm.comRESOURCES:- RICHARD HAIER'S LINKS WEBSITE: http://richardhaier.com- BOOK: https://www.amazon.com/Neuroscience-I... Theories of Everything with Curt Jaimungal features long-form, technically detailed interviews with leading researchers in physics, mathematics, consciousness, and philosophy, exploring topics at the level of active research. For academics, graduate students, and anyone seeking depth beyond popular science. SPONSOR: I subscribe to The Economist for their science and tech coverage. As a TOE listener, get 35% off! No other podcast has this: https://economist.com/TOE FOLLOW: Substack | Spotify | YouTube | Twitter Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices

Episoder(343)

Wayne Myrvold: Entropy Isn't Real; It's What You Don't Know

Wayne Myrvold: Entropy Isn't Real; It's What You Don't Know

Wayne Myrvold reinterprets thermodynamics as a resource theory, arguing that the slogan “entropy always increases” follows from the second law rather than defining it. The conversation contrasts Gibbs...

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Michael Levin and Anil Seth: Your Brain Is Not a Computer

Michael Levin and Anil Seth: Your Brain Is Not a Computer

Anil Seth and Michael Levin debate whether brains are computers, how consciousness relates to substrate, and if algorithms can ever capture life and mind. Levin argues machines can access a platonic s...

22 Sep 20251h 12min

Lilian Dindo: ACT Therapy for OCD, Anxiety, and Obsessive Thoughts

Lilian Dindo: ACT Therapy for OCD, Anxiety, and Obsessive Thoughts

Lilian Dindo explains Acceptance and Commitment Therapy for anxiety, panic attacks, and obsessive thoughts They discuss how ACT can help uncover personal values, differentiate anxiety from excitement,...

17 Sep 20251h 14min

Andres Gomez-Emilsson: Mathematical Models That Predict DMT Trips

Andres Gomez-Emilsson: Mathematical Models That Predict DMT Trips

Andrés Gómez-Emilsson reveals mathematical models that predict the geometry and patterns of DMT experiences. They explore how color geometry, GPU‑driven tools, and concepts like psychedelic thermodyna...

17 Sep 20251h 30min

Curt Jaimungal: Philosophers vs. Physicists

Curt Jaimungal: Philosophers vs. Physicists

Curt discusses how philosophy has directly contributed to physics through Bell's theorem, decoherence theory, the hole argument, and more. He also explores hidden philosophical assumptions in physics ...

17 Sep 20259min

Stephen Wolfram: Why the Universe Is Pure Computation

Stephen Wolfram: Why the Universe Is Pure Computation

Stephen Wolfram argues the universe is pure computation, with observers creating physics through sampling limits. We examine computational irreducibility, discrete space, multi‑way evolution, and how ...

16 Sep 20252h 7min

Max Tegmark: Why AI Belongs Inside Physics, Not Computer Science

Max Tegmark: Why AI Belongs Inside Physics, Not Computer Science

MIT physicist Max Tegmark argues that artificial intelligence belongs inside physics and that consciousness will be the next frontier. He distinguishes intelligence from subjective experience, outline...

3 Sep 20251h 49min

Matthieu Pageau: The Symbolic Grammar Hidden in Christianity

Matthieu Pageau: The Symbolic Grammar Hidden in Christianity

Matthieu Pageau unpacks Christian symbolic grammar where heaven represents plan and earth represents material. Pageau argues that Satan functions as a tester before becoming a villain, and he connects...

28 Aug 20252h 50min

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