Have we really underachieved? Yes there have been some frustrating losses, but as a whole, maybe it was just a bad combination of bad match ups as 7 of the teams we lost to went on to reach the final four:
2003 Marquette
2004 Oklahoma State
2007 UCLA
2009 Villanova
2011 Butler
2013 Wichita State
2014 Florida
Teams we lost to with lower seeds that lost their next game:
2002 Kent State (10 seed) to 5 seed Indiana
2006 Bradley (13 seed) to 1 seed Memphis
2008 Michigan State (5 seed) to 1 seed Memphis
2010 Xavier (6 seed) to 2 seed Kansas State
Teams we lost to with higher seeds than us:
2005 Pacific (8 seed)
2016 Wisconsin (7 seed)
2003 Marquette
2004 Oklahoma State
2007 UCLA
2009 Villanova
2011 Butler
2013 Wichita State
2014 Florida
Teams we lost to with lower seeds that lost their next game:
2002 Kent State (10 seed) to 5 seed Indiana
2006 Bradley (13 seed) to 1 seed Memphis
2008 Michigan State (5 seed) to 1 seed Memphis
2010 Xavier (6 seed) to 2 seed Kansas State
Teams we lost to with higher seeds than us:
2005 Pacific (8 seed)
2016 Wisconsin (7 seed)