Steve Stewart-Williams
@stevestuwill.bsky.social
Psychology, evolution, science. Author of "The Ape That Understood the Universe" (2018) and "Darwin, God and the Meaning of Life" (2010). https://www.stevestewartwilliams.com/
Pinned
It's out! The paperback edition of my book, THE APE THAT UNDERSTOOD THE UNIVERSE, featuring a new foreword by Michael Shermer. www.amazon.com/Ape-that-Und...
You can read the first chapter here: assets.cambridge.org/97811087/327...
...and here's a sample of reactions to the book... 👇
You can read the first chapter here: assets.cambridge.org/97811087/327...
...and here's a sample of reactions to the book... 👇
My Top 10 Posts of 2025
...and reflections on my second year on Substack
www.stevestewartwilliams.com/p/my-top-10-...
...and reflections on my second year on Substack
www.stevestewartwilliams.com/p/my-top-10-...
My Top 10 Posts of 2025
...and reflections on my second year on Substack
www.stevestewartwilliams.com
December 22, 2025 at 11:15 AM
My Top 10 Posts of 2025
...and reflections on my second year on Substack
www.stevestewartwilliams.com/p/my-top-10-...
...and reflections on my second year on Substack
www.stevestewartwilliams.com/p/my-top-10-...
12 Things Everyone Should Know About Animal Behavior
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
12 Things Everyone Should Know About Animal Behavior
Why evolution is the greatest show on Earth
www.stevestewartwilliams.com
December 20, 2025 at 12:36 PM
12 Things Everyone Should Know About Animal Behavior
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
'Tis the season to get 20% off a premium subscription to The Nature-Nurture-Nietzsche Newsletter! This is the last deal I'm planning to offer for a while - so if you're tempted, act now...
www.stevestewartwilliams.com/p/christmas-...
www.stevestewartwilliams.com/p/christmas-...
Christmas Special
'Tis the season to get 20% off a paid subscription to The Nature-Nurture-Nietzsche Newsletter
www.stevestewartwilliams.com
December 17, 2025 at 11:31 PM
'Tis the season to get 20% off a premium subscription to The Nature-Nurture-Nietzsche Newsletter! This is the last deal I'm planning to offer for a while - so if you're tempted, act now...
www.stevestewartwilliams.com/p/christmas-...
www.stevestewartwilliams.com/p/christmas-...
Reposted by Steve Stewart-Williams
🔪"The implicit bias industry may be thriving, but the science underlying it is not."
Why Implicit Bias Training Doesn't Work: Five Reasons to Be Skeptical
www.stevestewartwilliams.com/p/why-implic...
www.stevestewartwilliams.com/p/why-implic...
Why Implicit Bias Training Doesn't Work
Five reasons to be skeptical
www.stevestewartwilliams.com
December 6, 2025 at 1:25 PM
🔪"The implicit bias industry may be thriving, but the science underlying it is not."
Top 12 Viral Graphs Featured in The Nature-Nurture-Nietzsche Newsletter
www.stevestewartwilliams.com/p/top-12-vir...
www.stevestewartwilliams.com/p/top-12-vir...
Top 12 Viral Graphs Featured in The Nature-Nurture-Nietzsche Newsletter
The people have spoken
www.stevestewartwilliams.com
December 13, 2025 at 11:50 AM
Top 12 Viral Graphs Featured in The Nature-Nurture-Nietzsche Newsletter
www.stevestewartwilliams.com/p/top-12-vir...
www.stevestewartwilliams.com/p/top-12-vir...
Why Implicit Bias Training Doesn't Work: Five Reasons to Be Skeptical
www.stevestewartwilliams.com/p/why-implic...
www.stevestewartwilliams.com/p/why-implic...
Why Implicit Bias Training Doesn't Work
Five reasons to be skeptical
www.stevestewartwilliams.com
December 6, 2025 at 9:49 AM
Why Implicit Bias Training Doesn't Work: Five Reasons to Be Skeptical
www.stevestewartwilliams.com/p/why-implic...
www.stevestewartwilliams.com/p/why-implic...
What Should We Do About Sex Differences?
The fifth excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/what-shoul...
The fifth excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/what-shoul...
What Should We Do About Sex Differences?
The fifth excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com
December 3, 2025 at 11:50 AM
What Should We Do About Sex Differences?
The fifth excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/what-shoul...
The fifth excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/what-shoul...
Nine Fascinating Findings from Personality Science
Surprising links between personality, success, and everyday life
My latest post on Substack!
www.stevestewartwilliams.com/p/nine-fasci...
Surprising links between personality, success, and everyday life
My latest post on Substack!
www.stevestewartwilliams.com/p/nine-fasci...
Nine Fascinating Findings from Personality Science
Surprising links between personality, success, and everyday life
www.stevestewartwilliams.com
November 29, 2025 at 9:54 AM
Nine Fascinating Findings from Personality Science
Surprising links between personality, success, and everyday life
My latest post on Substack!
www.stevestewartwilliams.com/p/nine-fasci...
Surprising links between personality, success, and everyday life
My latest post on Substack!
www.stevestewartwilliams.com/p/nine-fasci...
We Need to Talk About Sex Differences
On the Dangers of Exaggerating or Minimizing Differences Between Men and Women
The fourth excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/we-need-to...
On the Dangers of Exaggerating or Minimizing Differences Between Men and Women
The fourth excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/we-need-to...
We Need to Talk About Sex Differences
The fourth installment of the first chapter of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com
November 26, 2025 at 10:01 AM
We Need to Talk About Sex Differences
On the Dangers of Exaggerating or Minimizing Differences Between Men and Women
The fourth excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/we-need-to...
On the Dangers of Exaggerating or Minimizing Differences Between Men and Women
The fourth excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/we-need-to...
Domesticated Raccoons, Spider Scarecrows, and Mammals That Breathe Through Their Butts
The Nature-Nurture-Nietzsche Linkfest for November 2025!
www.stevestewartwilliams.com/p/domesticat...
The Nature-Nurture-Nietzsche Linkfest for November 2025!
www.stevestewartwilliams.com/p/domesticat...
Domesticated Raccoons, Spider Scarecrows, and Mammals That Breathe Through Their Butts
The Nature-Nurture-Nietzsche Linkfest for November 2025
www.stevestewartwilliams.com
November 22, 2025 at 10:21 AM
Domesticated Raccoons, Spider Scarecrows, and Mammals That Breathe Through Their Butts
The Nature-Nurture-Nietzsche Linkfest for November 2025!
www.stevestewartwilliams.com/p/domesticat...
The Nature-Nurture-Nietzsche Linkfest for November 2025!
www.stevestewartwilliams.com/p/domesticat...
Are Sex Differences Sexist?
Spoiler alert: No
My latest post on Substack!
www.stevestewartwilliams.com/p/are-sex-di...
Spoiler alert: No
My latest post on Substack!
www.stevestewartwilliams.com/p/are-sex-di...
Are Sex Differences Sexist?
Spoiler alert: No
www.stevestewartwilliams.com
November 19, 2025 at 10:03 AM
Are Sex Differences Sexist?
Spoiler alert: No
My latest post on Substack!
www.stevestewartwilliams.com/p/are-sex-di...
Spoiler alert: No
My latest post on Substack!
www.stevestewartwilliams.com/p/are-sex-di...
12 Things Everyone Should Know About Conspiracy Theories
The strange psychology of suspicious minds
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
The strange psychology of suspicious minds
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
12 Things Everyone Should Know About Conspiracy Theories
The strange psychology of suspicious minds
www.stevestewartwilliams.com
November 15, 2025 at 11:17 AM
12 Things Everyone Should Know About Conspiracy Theories
The strange psychology of suspicious minds
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
The strange psychology of suspicious minds
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
The War on Sex Differences
The second excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/the-war-on...
The second excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/the-war-on...
The War on Sex Differences
The second excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com
November 12, 2025 at 10:41 AM
The War on Sex Differences
The second excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/the-war-on...
The second excerpt from my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/the-war-on...
12 New Findings on Love and Romance
My latest post on Substack!
www.stevestewartwilliams.com/p/12-new-fin...
My latest post on Substack!
www.stevestewartwilliams.com/p/12-new-fin...
12 New Findings on Love and Romance
A special edition Linkfest
www.stevestewartwilliams.com
November 8, 2025 at 9:48 AM
12 New Findings on Love and Romance
My latest post on Substack!
www.stevestewartwilliams.com/p/12-new-fin...
My latest post on Substack!
www.stevestewartwilliams.com/p/12-new-fin...
Reposted by Steve Stewart-Williams
⚡️"my expectation is that having read this book, you’ll never see men, women, or society the same way again – not because I’m so great, but because the science is"
Everything You Wanted to Know About Sex Differences But Were Too PC To Ask
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/everything...
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/everything...
Everything You Wanted to Know About Sex Differences But Were Too PC To Ask
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com
November 5, 2025 at 12:01 PM
⚡️"my expectation is that having read this book, you’ll never see men, women, or society the same way again – not because I’m so great, but because the science is"
Everything You Wanted to Know About Sex Differences But Were Too PC To Ask
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/everything...
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/everything...
Everything You Wanted to Know About Sex Differences But Were Too PC To Ask
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com
November 5, 2025 at 11:09 AM
Everything You Wanted to Know About Sex Differences But Were Too PC To Ask
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/everything...
The first excerpt of my forthcoming book, A Billion Years of Sex Differences
www.stevestewartwilliams.com/p/everything...
The Problem of Free Will, Part 3: Does Free-Will Denial Make Us Bad?
My latest post on Substack!
www.stevestewartwilliams.com/p/the-proble...
My latest post on Substack!
www.stevestewartwilliams.com/p/the-proble...
The Problem of Free Will, Part 3: Does Free-Will Denial Make Us Bad?
Determinism and the death of morality
www.stevestewartwilliams.com
November 1, 2025 at 11:23 AM
The Problem of Free Will, Part 3: Does Free-Will Denial Make Us Bad?
My latest post on Substack!
www.stevestewartwilliams.com/p/the-proble...
My latest post on Substack!
www.stevestewartwilliams.com/p/the-proble...
My New Book Is Coming Soon - and You Can Read Half of It On My Substack
I swore I'd never write another book... but then I wrote one anyway.
www.stevestewartwilliams.com/p/my-new-boo...
I swore I'd never write another book... but then I wrote one anyway.
www.stevestewartwilliams.com/p/my-new-boo...
My New Book Is Coming Soon - and You Can Read Half of It Here
I swore I'd never write another book. But then I wrote one anyway...
www.stevestewartwilliams.com
October 31, 2025 at 11:33 AM
My New Book Is Coming Soon - and You Can Read Half of It On My Substack
I swore I'd never write another book... but then I wrote one anyway.
www.stevestewartwilliams.com/p/my-new-boo...
I swore I'd never write another book... but then I wrote one anyway.
www.stevestewartwilliams.com/p/my-new-boo...
People vs. Things: Why Men and Women Choose Different Jobs
My latest post on Substack!
www.stevestewartwilliams.com/p/people-vs-...
My latest post on Substack!
www.stevestewartwilliams.com/p/people-vs-...
October 29, 2025 at 10:59 AM
People vs. Things: Why Men and Women Choose Different Jobs
My latest post on Substack!
www.stevestewartwilliams.com/p/people-vs-...
My latest post on Substack!
www.stevestewartwilliams.com/p/people-vs-...
Reposted by Steve Stewart-Williams
"after half a century of research on the topic, the core assumptions of the microaggression framework remain untested"
Self-Esteem, Microaggressions, and the IKEA Effect
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com/p/self-estee...
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com/p/self-estee...
Self-Esteem, Microaggressions, and the IKEA Effect
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com
October 25, 2025 at 5:44 PM
"after half a century of research on the topic, the core assumptions of the microaggression framework remain untested"
Self-Esteem, Microaggressions, and the IKEA Effect
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com/p/self-estee...
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com/p/self-estee...
Self-Esteem, Microaggressions, and the IKEA Effect
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com
October 25, 2025 at 10:41 AM
Self-Esteem, Microaggressions, and the IKEA Effect
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com/p/self-estee...
The Nature-Nurture-Nietzsche Linkfest for October 2025
www.stevestewartwilliams.com/p/self-estee...
Fewer Young People Are Identifying as Trans, Non-Binary, or Non-Heterosexual www.stevestewartwilliams.com/p/fewer-youn...
Fewer Young People Are Identifying as Non-Binary or Non-Heterosexual
A new report suggests the recent surge in non-traditional identities may have peaked
www.stevestewartwilliams.com
October 22, 2025 at 10:10 AM
Fewer Young People Are Identifying as Trans, Non-Binary, or Non-Heterosexual www.stevestewartwilliams.com/p/fewer-youn...
12 Things Everyone Should Know About the Dark Triad
The science of narcissism, Machiavellianism, and psychopathy - and how they shape our lives
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
The science of narcissism, Machiavellianism, and psychopathy - and how they shape our lives
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
12 Things Everyone Should Know About the Dark Triad
The science of narcissism, Machiavellianism, and psychopathy - and how they shape our lives
www.stevestewartwilliams.com
October 18, 2025 at 10:26 AM
12 Things Everyone Should Know About the Dark Triad
The science of narcissism, Machiavellianism, and psychopathy - and how they shape our lives
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
The science of narcissism, Machiavellianism, and psychopathy - and how they shape our lives
My latest post on Substack!
www.stevestewartwilliams.com/p/12-things-...
To celebrate the second anniversary of my newsletter, the Nature-Nurture-Nietzsche Newsletter, I’m offering a limited-time 20% discount on paid subscriptions. www.stevestewartwilliams.com/p/two-year-a...
Two-Year Anniversary Deal
Get 20% off for a year
www.stevestewartwilliams.com
October 14, 2025 at 10:48 AM
To celebrate the second anniversary of my newsletter, the Nature-Nurture-Nietzsche Newsletter, I’m offering a limited-time 20% discount on paid subscriptions. www.stevestewartwilliams.com/p/two-year-a...
Sex Differences in Work Preferences, Life Values, and Personal Views... and How They Shape Men and Women's Lives www.stevestewartwilliams.com/p/sex-differ...
Sex Differences in Work Preferences, Life Values, and Personal Views
...and how they shape men and women's lives
www.stevestewartwilliams.com
October 10, 2025 at 8:52 PM
Sex Differences in Work Preferences, Life Values, and Personal Views... and How They Shape Men and Women's Lives www.stevestewartwilliams.com/p/sex-differ...