How many rationalists does it take to change a lightbulb?

Just one. They’ll take any excuse to change something.

How many effective altruists does it take to screw in a lightbulb?

Actually, it’s far more efficient if you convince someone else to screw it in.

How many Giving What We Can members does it take to change a lightbulb?

Fifteen have pledged to change it later, but we’ll have to wait until they finish grad school.

How many MIRI researchers does it take to screw in a lightbulb?

The problem is that there are multiple ways to parse that, and while it might naively seem like the ambiguity is harmless, it would actually be disastrous if any number of MIRI researchers tried to screw inside of a lightbulb.

How many CFAR instructors does it take to change a lightbulb?

By the time they’re done, the lightbulb should be able to change itself.

How many Leverage Research employees does it take to screw in a lightbulb?

I don’t know, but we have a team working to figure that out.

How many GiveWell employees does it take to change a lightbulb?

Not many. I don't recall the exact number; there’s a writeup somewhere on their site, if you care to check.

How many cryonicists does it take to change a lightbulb?

Two; one to change the lightbulb, and one to preserve the old one, just in case.

How many neoreactionaries does it take to screw in a lightbulb?

We’d be better off returning to the dark.