7 definitions
Effective altruism (n.) is a movement that uses evidence and reasoning to work out how to do the most good, then does it.
Effective altruism (n.) is the heart of a saint running on a hedge fund's operating system.
Effective altruism (n.) is kindness with the warm glow taken out and a ranking put in.
Effective altruism (n.) is moral math that starts with a drowning child and ends worrying about rogue robots.
Effective altruism (n.) is charity with a spreadsheet, where the heart has to show its work.
Effective altruism (n.) is getting rich to give it all away, a plan that works until someone skips the second half.
Effective altruism (n.) is the belief that a mosquito net in Malawi beats a new wing for your alma mater, math attached.