ESPN NCAA Tournament 2008

Now that the field has been trimmed to 16, who are the favorites? Who will be upset? What double-digit survivor was the biggest stunner? What player should we keep an eye on? And what the heck is a Hilltopper?

With the Sweet 16 just around the corner, here are 16 pressing questions (plus a bonus) that need answering. And our experts -- Jay Bilas, Hubert Davis, Fran Fraschilla, Doug Gottlieb, Reggie Rankin and Dick Vitale -- give you their answers.

What is the best team that lost last weekend?
Bilas: Georgetown Hoyas	Georgetown had the talent to still be playing. (Photo by Kevin C. Cox/Getty Images)
Davis: Georgetown Hoyas, Pitt Panthers
Fraschilla: Pitt Panthers
Gottlieb: Drake Bulldogs
Rankin: Georgetown Hoyas
Vitale: Georgetown Hoyas

Who was the MVP of Rounds 1 and 2?
Two wins and 70 points will earn you MVP honors. (Photo by Kevin C. Cox/Getty Images)
	Bilas: Stephen Curry, Davidson
	Davis: Stephen Curry, Davidson
	Fraschilla: Brook Lopez, Stanford
	Gottlieb: Stephen Curry, Davidson
	Rankin: Stephen Curry, Davidson
	Vitale: Stephen Curry, Davidson

Who surprised you by making the Sweet 16?
Bilas: Davidson Wildcats	Davidson's Sweet run is still a bit surprising. (Photo by Bob Donnan-US PRESSWIRE)
Davis: Davidson Wildcats
Fraschilla: Villanova Wildcats
Gottlieb: Davidson Wildcats
Rankin: Davidson Wildcats
Vitale: Davidson Wildcats

What Sweet 16 game are you most looking forward to?
Can the Spartans tame the Tigers? (Photo by Doug Pensinger/Getty Images)
	Bilas: No. 3 seed Louisville vs. No. 2 seed Tennessee
	Davis: No. 5 Michigan State vs. No. 1 Memphis
	Fraschilla: No. 3 Stanford vs. No. 2 Texas
	Gottlieb: No. 3 Stanford vs. No. 2 Texas
	Rankin: No. 5 Michigan State vs. No. 1 Memphis
	Vitale: No. 5 Michigan State vs. No. 1 Memphis

Who is the best point guard in the Sweet 16?
Bilas: Darren Collison, UCLA	Looking for the best point? Start in Texas. (Photo by Andy Lyons/Getty Images )
Davis: D.J. Augustin, Texas
Fraschilla: D.J. Augustin, Texas
Gottlieb: D.J. Augustin, Texas
Rankin: Darren Collison, UCLA
Vitale: D.J. Augustin, Texas

Who is the best X factor for his team?
Kansas' success will hinge on Brandon Rush's play. (Photo by Jamie Squire/Getty Images)
	Bilas: Brandon Rush, Kansas
	Davis: Joey Dorsey, Memphis
	Fraschilla: Sherron Collins, Kansas
	Gottlieb: C.J. Anderson, Xavier
	Rankin: Damion James, Texas
	Vitale: Joey Dorsey, Memphis

Who is the best future pro in the Sweet 16?
Bilas: Brook Lopez, Stanford	Brook Lopez's size and ability will make him a tough pro. (Photos by Lisa Blumenfeld/Getty Images)
Davis: Russell Westbrook, UCLA
Fraschilla: Brook Lopez, Stanford
Gottlieb: D.J. Augustin, Texas
Rankin: Brook Lopez, Stanford
Vitale: Derrick Rose, Memphis

What is the best rebounding team in the Sweet 16?
Kevin Love and UCLA are tough on the boards. (Photo by AP Photo/Kevork Djansezian)
	Bilas: UCLA Bruins
	Davis: West Virginia Mountaineers
	Fraschilla: Kansas Jayhawks
	Gottlieb: UCLA Bruins
	Rankin: North Carolina Tar Heels
	Vitale: North Carolina Tar Heels

What is the best transition team in the Sweet 16?
Bilas: North Carolina Tar Heels	Ty Lawson gets UNC's transition game in high gear. (Photo by Bob Donnan-US PRESSWIRE)
Davis: Memphis Tigers and UNC Tar Heels
Fraschilla: North Carolina Tar Heels
Gottlieb: UNC Tar Heels (it's not even close)
Rankin: North Carolina Tar Heels
Vitale: North Carolina Tar Heels

Who is the best X's and O's coach in the Sweet 16?
Wisconsin runs Bo Ryan's unique "swing" offense. (Photo by Jamie Squire/Getty Images)
	Bilas: Tom Izzo, Michigan State
	Davis: Roy Williams, North Carolina
	Fraschilla: Bob McKillop, Davidson
	Gottlieb: Bo Ryan, Wisconsin
	Rankin: Roy Williams, UNC
	Vitale: There are plenty of them; they all have good knowledge of the game.

Which double-digit seed has the best chance to go to the Elite Eight?
Bilas: No. 10 seed Davidson	Can Villanova's run continue with a win over Kansas? (Photo by Kim Klement-US PRESSWIRE)
Davis: No. 12 Western Kentucky
Fraschilla: No. 10 Davidson
Gottlieb: No. 12 Villanova
Rankin: No. 10 Davidson
Vitale: No. 10 Davidson

What could be the first No. 1 seed to lose and when?
Will Memphis be tripped up sooner or later (or not at all)? (Photo by AP Photo/Sue Ogrocki )
	Bilas: Memphis, to Michigan State in Sweet 16
	Davis: Memphis, to Texas in the Elite Eight
	Fraschilla: Memphis, to Texas in the Elite Eight
	Gottlieb: Memphis, to Texas in the Elite Eight
	Rankin: Memphis, to Michigan State in the Sweet 16
	Vitale: Memphis, to Michigan State in the Sweet 16

Who makes the Elite Eight?
Bilas: East: UNC, Louisville; Midwest: Kansas, Wisconsin; South: Memphis, Stanford; West: UCLA, Xavier	Four out of five experts say Xavier will beat WVU. (Photo by Frank Victores/US PRESSWIRE)
Davis: East: UNC, Louisville; Midwest: Kansas, Wisconsin; South: Memphis, Texas; West: UCLA, Xavier
Fraschilla: East: UNC, Tennessee; Midwest: Kansas, Wisconsin; South: Memphis, Texas; West: UCLA, Xavier
Gottlieb: East: UNC, Louisville; Midwest: Kansas, Wisconsin; South: Memphis, Texas; West: UCLA, Xavier
Rankin: East: UNC, Louisville; Midwest: Kansas, Wisconsin; South: Texas, Michigan State; West: UCLA, West Virginia
Vitale: East: UNC, Louisville; Midwest: Kansas, Wisconsin; South: Michigan State, Texas; West: UCLA, Xavier

Who makes the Final Four?
Will Tennessee interrupt the Final Four chalk? (Photo by Chris Graythen/Getty Images)
	Bilas: UNC (East), Kansas (Midwest), Memphis (South), UCLA (West)
	Davis: UNC (East), Kansas (Midwest), Texas (South), UCLA (West)
	Fraschilla: Tennessee (East), Kansas (Midwest), Texas (South), UCLA (West)
	Gottlieb: UNC (East), Kansas (Midwest), Texas (South), UCLA (West)
	Rankin: UNC (East), Kansas (Midwest), Texas (South), UCLA (West)
	Vitale: UNC (East), Kansas (Midwest), Texas (South), UCLA (West)

What non-No. 1 seed has the best shot at the Final Four?
Bilas: No. 3 seed Stanford Cardinal	Can the Cards get through Tennessee and UNC? (Photo by Dave Martin/Getty Images)
Davis: No. 2 Texas Longhorns
Fraschilla: No. 2 Texas Longhorns
Gottlieb: No. 3 Louisville Cardinals
Rankin: No. 2 Texas Longhorns
Vitale: No. 2 Texas Longhorns

Who will be the Most Outstanding Player after next weekend?
UCLA's Darren Collison has the ability to take over games. (Photo by Lisa Blumenfeld/Getty Images)
	Bilas: Kevin Love, UCLA
	Davis: Ty Lawson, North Carolina
	Fraschilla: Tyler Hansbrough, North Carolina
	Gottlieb: Darren Collison, UCLA
	Rankin: Kevin Love, UCLA
	Vitale: Tyler Hansbrough, North Carolina

Bonus: What exactly is a Hilltopper?
Bilas: It is an alien life form, or a big red blob that grows wildly and consumes everything in its path, which Steve McQueen killed in a 1950s B movie.	Still not quite sure what this is... (Photo by Kim Klement-US PRESSWIRE)
Davis: I did three of their games, and I have no idea what a Hilltopper is.
Fraschilla: No clue. People in Western Kentucky who top hills for a living?
Gottlieb: A Hilltopper is the top of the hill, as WKU's campus sits on a hill in Bowling Green, the home of the Corvette.
Rankin: No idea.