>>convex+(OP)
I'm embarrassed to say, being Polish myself, I had no idea that key people in OpenAI were Polish - I assume it was a coordinated resignation then.
Madry is actually spelled Mądry, which translates to "Wise".
>>Tade0+Ld
A lot of top talent from Polish universities went to work in the Silicon Valley (with the US spending $0 on their education BTW). They're very well represented per capita of their home country, but just a drop in the ocean of international talent that the Bay Area is swarming with.