EAs support a wide range of causes and nonprofits. It’d be great if we could support each other’s preferred nonprofits in addition to our own in order to direct as large a fraction of the available matching funds to highly effective nonprofits as we can. (Just keep in mind that nonprofits often vary in cost-effectiveness by more than a factor of 3, so you shouldn’t keep donating to the next-most-effective nonprofit you can think of just to get the match if it will use marginal donations less than 3 times as cost-effectively as the most effective nonprofit you can identify.)
Moving this from the main post to here: