Obama is a big-time basketball fan and has been playing hoops since high school. He was seen working on his bracket while talking with Anderson Cooper the other day.

From FirstRead:
His top bracket picks include: UNC in the East, Kansas in the Midwest, Pittsburgh in the South, and UCLA in the West.
He was also heard wooing Philadelphia sports broadcasters this morning on WIP 610, and while he seems to have won over the hosts, they didn’t talk sports.
As an aside, if Pitt continues to play like they did in the Big East tourney, which they unexpectedly won, they’ve got a real shot.
[...] Pennsylvania Primary put an intriguing blog post on Obamaâ??s NCAA Bracket Has Pitt In Final Four [...]