Re:UC Berkeley inappropriately admitted students as favors t...
by MagnumOpus on Friday September 25, 2020 @12:49PM
(#24591700)
Most of 21st century Fields medal winners are IMO medalists, so that seems to contradict your hypothesis.
Terence Tao, Venkatesh, Miryam were all famously young and/or good contestants.
That's in line with my experience, too. Selecting olympiads is a preference for highly competitive people. In math, at least, collaboration is much more important.