Welcome to the Making Sense Podcast. This is Sam Harris. Just a note to say that if you're

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Today I'm speaking to William McCaskill. Will is an associate professor in philosophy at Lincoln

College Oxford. He was educated at Cambridge Princeton and Oxford. He may in fact be the youngest

tenured professor of philosophy in the world, and he's one of the primary voices in a movement

in philanthropy known as effective altruism, a movement which he started with a friend.

And he's the co-founder of three non-profits based on effective altruist principles,

giving what we can, 80,000 hours, and the center for effective altruism. He's also the author of a book,

which I just started reading, which is really good, and the title is Doing Good Better,

Effective altruism, and a radical new way to make a difference. And there is no question that

Will is making a difference. If you don't have two hours to spend on our whole conversation,

which I absolutely loved, please listen to the last few minutes of this podcast so that you

at least know the tangible effect the conversation had on me. And now I give you Will McCaskill.

Well, I'm here with Will McCaskill. Will, thanks for coming on the podcast.

Thanks for having me. I first heard about you when you did your appearance on Tim Ferris'

podcast, and that was a great interview, by the way. And I'm now in the habit, sorry, Tim,

of poaching your podcast guests. There's a third time I've done this. I did it with

...