That article says he donated to what he considered an “Effective Altruist”, so the party affiliation was probably secondary.

Politically, he’s a centrist with some libertarian/communitarian mix-ins. More conservative now than he was in the Archipelago days. [0]

Dude used to love Musk and the other technocrats before that became cringe in actual leftist circles.

[0] https://slatestarcodex.com/2014/06/07/archipelago-and-atomic...