Yep most of the top players of the past 10-15 years spent years in college developing their games
Tim Duncan, Shaquille O'Neal, Jason Kidd, Ben Wallace, Sam Cassell, Ron Artest, Baron Davis, Michael Redd, Allen Iverson, Steve Nash, Ray Allen, Dwyane Wade, Gilbert Arenas, Elton Brand, Chauncey Billups, Chris Paul, Deron Williams, Carlos Boozer, Paul Pierce, Brandon Roy, Russell Westbrook, Al Horford, Blake Griffin, Rajon Rondo, Paul George, James Harden all played multiple seasons of college though and they are all top players of the last 10 seasons