Should We Genetically Edit Human Life? - Matthew Cobb

Matthew Cobb is a zoologist, professor of zoology at the University of Manchester and an author. Genetic engineering has given humans the ability to modify crops to be resistant to disease and synthesise insulin without needing to kill and extract it from animals. But what are its dangers? Especially in a world where CRISPR and human gene editing is just around the corner. Expect to learn whether we can select and edit embryos to increase IQ or athletic abilities, the biggest close calls we've faced with bioweapon leaks from labs, why there has been 4 complete stops on genetic engineering worldwide when the research community has got scared at what they've discovered, the dark truth behind those two Chinese gene edited girls and much more... Sponsors: Get 10% discount on your first month from BetterHelp at https://betterhelp.com/modernwisdom (discount automatically applied) Get 10% discount on all Optimal Carnivore’s products at www.amazon.com/optimalcarnivore (use code: WISDOMSAVE10) Get 15% discount on the amazing 6 Minute Diary at https://bit.ly/diarywisdom (use code MW15) (USA - https://amzn.to/3b2fQbR and use 15MINUTES) Extra Stuff: Buy The Genetic Age - https://amzn.to/3RmYHZx Follow Matthew on Twitter - https://mobile.twitter.com/matthewcobb Get my free Reading List of 100 books to read before you die → https://chriswillx.com/books/ To support me on Patreon (thank you): https://www.patreon.com/modernwisdom #genetic #engineering #crispr - 00:00 Intro 01:29 Will Gene Editing be a Net-Positive? 08:05 Can We De-Extinct Animals? 12:10 Addressing Concerns about Bioweapons 22:51 The Biggest Close Calls in Gene Editing 30:11 How to Make Labs More Secure 36:04 When the Research Community Fear Discoveries 50:33 Concerns about IVF 57:11 How Close We Are to Human Gene Selection 1:05:09 The Ability to Manipulate Eco-Systems 1:20:33 Where to Find Matthew - Get my free Reading List of 100 life-changing books here - https://chriswillx.com/books/ Listen to all episodes on audio: Apple Podcasts: https://apple.co/2MNqIgw Spotify: https://spoti.fi/2LSimPn - Get in touch in the comments below or head to... Instagram: https://www.instagram.com/chriswillx Twitter: https://www.twitter.com/chriswillx Email: https://chriswillx.com/contact/

Matthew CobbguestChris Williamsonhost

Sep 30, 20221h 21mWatch on YouTube ↗

WHAT IT’S REALLY ABOUT

Genetic Power And Peril: Editing Life, Pandemics, And Ecosystems

Matthew Cobb discusses the transformative benefits and serious risks of modern genetic engineering, from drug production and medical therapies to bioweapons and ecosystem manipulation.
He outlines three especially concerning areas: gain‑of‑function work on dangerous pathogens, heritable human genome editing, and ‘gene drives’ that can reprogram entire species and ecosystems.
Throughout, he stresses that the science is often technically harder than media narratives suggest, yet accidents and misuse remain plausible, especially without robust international regulation.
Cobb argues these technologies are too consequential to be left to scientists alone; democratic publics and global governance must help decide where the line between “could” and “should” lies.

IDEAS WORTH REMEMBERING

5 ideas

Genetic engineering already underpins modern medicine and biology, but carries non‑trivial risks.

Recombinant insulin, new anti‑cancer drugs, and countless biological discoveries rely on precise gene manipulation, yet the same tools can be used on dangerous pathogens or in ethically fraught human interventions.

Gain‑of‑function research on deadly viruses offers limited benefit but huge downside risk.

Experiments that made bird flu (H5N1) airborne illustrated how lab‑created variants could be vastly more lethal if they escaped; Cobb argues these projects have not meaningfully improved pandemic response and should be halted.

The main biothreat is from states and established labs, not lone biohackers.

Weaponizing a pathogen requires deep expertise, infrastructure, and tacit lab skills; Cobb sees clandestine state programs and poorly regulated high‑containment labs as far more plausible sources of catastrophe than ‘garage’ scientists.

Heritable human genome editing currently solves almost no real medical need.

Most genetic diseases in prospective children can already be avoided via IVF and pre‑implantation genetic diagnosis; only a tiny number of couples would genuinely “need” embryo editing, and even then the safety and fairness issues are severe.

CRISPR is far messier than the ‘surgical scissors’ metaphor implies.

Editing outcomes can be mosaic, unpredictable, and sometimes catastrophic (e.g., loss of entire chromosomes in cell lines), making it reckless to alter embryos whose changes will propagate to all descendants.

WORDS WORTH SAVING

5 quotes

Technologies get applied. They don’t simply sit in the lab.

— Matthew Cobb

Genetics is different from every other science in that on four occasions scientists have been so concerned by what they’re doing that they have called for a pause.

— Matthew Cobb

What was the unmet medical need that those normal, healthy embryos had?

— David Liu (quoted by Matthew Cobb)

We are to become as gods, and we’d better get good at it.

— Stewart Brand (quoted by Matthew Cobb)

All this stuff is far too important to be left to the scientists.

— Matthew Cobb

History and medical benefits of genetic engineering (e.g., insulin, cancer drugs)Bioweapons, gain‑of‑function research, and lab safety/accident risksRegulation gaps and the weakness of the Biological Weapons ConventionHeritable human genome editing and the CRISPR babies scandal in ChinaEthical limits and practical futility of ‘designer babies’ and eugenic thinkingGene drives, malaria eradication, and large‑scale ecosystem manipulationGlobal governance, public consent, and who should decide on using these tools

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