Effective altruism has different roots than the rationalists (although, yes, the 2 communities have become close over the years). I have seen any statement by Sam Bankman-Fried where he identified as a rationalist.

Well, if we're ignoring everyone else's descriptions of SBF, Caroline Ellison had a tumblr on which she repeatedly self-identified as a rationalist: https://caroline.milkyeggs.com/worldoptimization

This isn't true.

https://maxread.substack.com/p/the-zizians-and-the-rationali...

What is not true?

And can you quote the part of the web page you consider relevant to the not-true thing?

My link is wrong, it's part of a longer series which documents in detail EA as arising directly from "rationalism".