[a-t-shirt]

> But I suspect that even if you remove the white Jewish cohort from the white group then whites (and especially white males) would still be overrepresented amongst founders.

If the demographic data for founders looks anything like the demographic data in the linked blog post, White people would be almost perfectly(!) proportionally represented, given the percentage of working-age Americans who are White. White men would indeed be over-represented, and Asian men would be the most over-represented of all.