Memory, Psychedelics, and Biohacking with Dr. Manoj Doss

Dave Asprey

Aug 6, 2024

Episode description

In this episode of The Human Upgrade, Dr. Manoj Doss, a neuroscientist at the University of Texas at Austin Dell Medical School, explores the fascinating intersection of psychedelics, memory, and cognitive enhancement. Drawing from his extensive research, Dr. Doss dives into how psychoactive substances like THC, ketamine, and psychedelics can alter memory formation, consolidation, and retrieval. He challenges the conventional understanding of memory by revealing how these substances might disrupt traditional memory processes while potentially opening new pathways for learning and cognition.

You'll discover how different drugs impact your brain's ability to encode and recall information, the surprising effects of psychedelics on semantic and episodic memory, and the role of the hippocampus in shaping our personal narratives. Dr. Doss also delves into the potential benefits and risks of cognitive enhancers like nicotine and modafinil, offering insights into their effects on memory and brain function.

Dr. Doss provides a nuanced perspective on the malleability of memory, the ethical implications of memory manipulation, and the complex relationship between trauma, memory, and psychedelics. This episode is essential for anyone interested in the cutting-edge science of memory, the therapeutic potential of psychedelics, and the quest to enhance cognitive performance.

Timestamps:

00:00:01 — Opening
00:01:39 — Introduction to Dr. Manoj Doss
00:03:20 — The Impact of Psychedelics on Memory
00:05:50 — The Predictive Processing Framework and Mind Models
00:13:22 — Alcohol and Retrograde Facilitation: Enhancing Memory Post-Study
00:19:00 — Differences Between Episodic and Semantic Memory
00:22:57 — The Role of the Hippocampus in Memory Formation
00:32:35 — Exercise, BDNF, and Memory Enhancement
00:42:29 — The Complex Relationship Between Psychedelics and Neurogenesis
00:52:16 — The Fallibility of Memory and False Memory Formation
01:09:04 — The Influence of Nicotine, Modafinil, and Other Cognitive Enhancers
01:30:34 — Closing Remarks

Sponsors:

ARMRA | Go to TryARMRA.com and use the code DAVE to get 15% off your first order.
Leela Quantum | Head to LeelaQ.com/Dave for 10% off.

Resources:

Follow Dr. Manoj Doss on Twitter
Dave's Linktree: https://linktr.ee/daveasprey
Follow Dave on Instagram:

Episode description

Timestamps:

00:00:01 — Opening
00:01:39 — Introduction to Dr. Manoj Doss
00:03:20 — The Impact of Psychedelics on Memory
00:05:50 — The Predictive Processing Framework and Mind Models
00:13:22 — Alcohol and Retrograde Facilitation: Enhancing Memory Post-Study
00:19:00 — Differences Between Episodic and Semantic Memory
00:22:57 — The Role of the Hippocampus in Memory Formation
00:32:35 — Exercise, BDNF, and Memory Enhancement
00:42:29 — The Complex Relationship Between Psychedelics and Neurogenesis
00:52:16 — The Fallibility of Memory and False Memory Formation
01:09:04 — The Influence of Nicotine, Modafinil, and Other Cognitive Enhancers
01:30:34 — Closing Remarks

Sponsors:

ARMRA | Go to TryARMRA.com and use the code DAVE to get 15% off your first order.
Leela Quantum | Head to LeelaQ.com/Dave for 10% off.

Resources:

Follow Dr. Manoj Doss on Twitter
Dave's Linktree: https://linktr.ee/daveasprey
Follow Dave on Instagram:

Mindsip insights from this episode:

Recognize THC's potential to distort memory retrieval

THC can distort memory retrieval, causing users to confidently recall events that never happened.

#cognition

Question the validity of recovered memories in therapy

The idea of recovering repressed memories is largely unfounded in memory science, with the creation of false memories being a more plausible explanation.

#memory

#therapy

Utilize aniracetam to enhance memory and reduce anxiety

Aniracetam is a unique fat-soluble nootropic in the racetam family that is claimed to both improve memory recall and reduce anxiety.

#anxiety

#supplement

Release traumatic memories trapped by stress

High norepinephrine during trauma can keep memories stuck in the hippocampus, preventing them from being processed and integrated like normal memories.

#stress

#trauma

Utilize psychedelics to accelerate learning and memory transfer

Psychedelics might bypass the hippocampus to accelerate the transfer of information into long-term semantic memory.

#memory

#psychedelics

Recognize limitations of brain scans in psychiatric diagnosis

Despite decades of research, brain imaging tools like fMRI are not yet useful for psychiatric diagnosis due to the 'reverse inference problem'.

#diagnosis

Enhance memory retention with post-study alcohol consumption

Drinking alcohol immediately after studying can paradoxically enhance memory retention, an effect known as retrograde facilitation.

#alcohol

#memory

Question drug research's insights into mind's workings

A psychedelic researcher argues that despite the research renaissance, we haven't learned much about the fundamental workings of the mind from studying drugs.

#cognition

#psychedelics

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