Historian | Author of ‘Moral Ambition’ (2025), ‘Humankind’ (2020) and ‘Utopia for Realists’ (2014) | Co-founder of The School for Moral Ambition
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Our recruitment posters said: 'You didn't fight your way into Harvard to end up in a BS-job'. What happened next? 8% of ALL juniors applied to our new fellowship. Meet the first twelve.
Benjamin Lay was a hunchbacked prophet who fought the greatest injustice of his age: slavery. His extraordinary life raises a question: who are the Benjamin Lays of our own time?
A speech I gave at our Fellowship Summit in March. This is what we are fighting for at The School for Moral Ambition.
Twenty years ago, climate denial was a problem of the right. Today, AI denial is a problem of the left. And the consequences could be even more disastrous.
Yes, it's an insufferable genre, but there are a few exceptions.
A 1936 photograph, a Dutch farmer on a bicycle, and what the research actually says about who acts when it matters.
Why historians are now using the f-word to describe what’s happening in America.
Reading the evidence on cigarettes felt a like reading the evidence on factory farming. Once you see it, you can't unsee it.
Why I'm starting a Substack, and what I hope it will become
