McGraw ranks the top NBA draft prospects

Our Bulls beat writer, Mike McGraw, offers his assessment of the top prospects for Thursday's NBA draft, by position:

Point guards

Ricky Rubio (6-4, 180), DKV Joventut

• Spanish sensation may have trouble exiting his European contract.

Jonny Flynn (6-1, 196), Syracuse

• Explosive athlete scored 34 points in 6OT win over UConn.

Jrue Holiday (6-4, 199) UCLA

• Former high school star didn't play the point during lone college season.

Ty Lawson (6-1, 197) North Carolina

• Set ACC single-season record with 3.49 assist-to-turnover ratio last year.

Brandon Jennings (6-1, 170) Lottomatica Roma

• Broke new ground by playing in Europe instead of college.

Eric Maynor (6-3, 164) Virginia Commonwealth

• Best known for hitting game-winning jumper against Duke in '07 tourney.

Jeff Teague (6-2, 175) Wake Forest

• Father Shawn played for Rick Pitino at Boston University.

Shooting guards

James Harden (6-5, 222) Arizona State

• Led Pac-10 in both scoring (20.1 ppg) and steals (1.9).

Stephen Curry (6-3, 181) Davidson

• Set an NCAA record with 162 3-point baskets in 2007-08.

Tyreke Evans (6-5, 221) Memphis

• Scored 33 points in NCAA tourney loss to Missouri.

Gerald Henderson (6-5, 215) Duke

• Improved his scoring, but was never a great 3-point shooter in college.

Terrence Williams (6-6, 213) Louisville

• Never a big scorer, but placed second on school's all-time assist list.

Small forwards

Demar DeRozan (6-7, 211) USC

• Smooth, athletic freshman might have sizable upside.

James Johnson (6-8, 257) Wake Forest

• Turned in some huge performances, but was often inconsistent.

Chase Budinger (6-7, 206) Arizona

• Former volleyball star was one of best leapers at predraft camp.

Sam Young (6-7, 223) Pittsburgh

• Shot 48 percent from 3-point line in four NCAA tournament games.

Power forwards

Blake Griffin (6-10, 248) Oklahoma

• Averaged 14.4 rebounds, highest in NCAA since Tim Duncan in '97.

Jordan Hill (6-10, 232) Arizona

• Scoring average grew from 4.7 to 18.3 in three years of college.

DeJuan Blair (6-7, 277) Pittsburgh

• Undersized forward was outstanding on offensive boards.

Earl Clark (6-10, 228) Louisville

• An athletic forward with perimeter offensive skills.

Austin Daye (6-11, 192) Gonzaga

• Tall and thin, with a nice shooting touch. But can he play inside?

Tyler Hansbrough (6-10, 234) North Carolina

• Rugged forward is all-time NCAA leader in free throws made.

Centers

Hasheem Thabeet (7-3, 267) Connecticut

• Tanzania native averaged more than 4 blocks per game past two seasons.

B.J. Mullens (7-1, 258) Ohio State

• Owns plenty of athletic tools, but had a disappointing year at OSU.