2007-08: Wrestled two Big Ten duals in place of injured Keith Sulzer ... Posted 1-1 Big Ten record with win over Jeff Wimberley of Michigan State ... Dual win over Tommy Hill of SIU-Edwardsville .. 0-2 record at National Duals.
2006-07: Went 6-14 overall with a 3-10 record in duals and a 0-5 record in the Big Ten ... Took fourth place at the Eastern Michigan Open defeating second seed Andy Uhl of Findlay, a Division II national champion ... Scored a major decision over North Carolina's Bobby Shaw on 11/18 ... Wrestled first five Big Ten duals at 141 lbs. in place of the injured Ryan Lang.
2005-06: Went 2-2 overall ... Competed at the Michigan State Open ... Recorded one major decision victory, beating Eastern Michigan's Jack Cassidy 15-0 ... Had one match go into overtime, which he won.
High School: 137-25 overall varsity record ... Three-time state-qualifier, taking third his senior year ... 62 career pins ... Holds records for most pins, career wins, career team points, single-season wins and single-season team points ... Voted team MVP three times ... Three-time Mid Suburban League champion ... Three-time regional champion ... Four-time sectional qualifier ... Two-time sectional champion ... 5-2 at senior nationals ... Dan Ayers Award recipient ... Three-year letterwinner in soccer ... National Honor Society member ... Member of 2006 Junior National Greco-Roman Team Champions ... Rated No. 5 high school prospect at 152 lbs. by Wrestling USA Magazine.
Personal: Born James M. Kohlberg ... Son of Eric and Jean Kohlberg ... Competed against teammate Eric Metzler in high school ... Chose Northwestern over Iowa and Northern Illinois ... Majoring in psychology.
Kohlberg's Stats
| Yr. | Overall | Dual | |
| 2005-06 | 2-2 | 0-0 | |
| 2006-07 | 6-14 | 3-10 | |
| Career | 8-16 | 3-10 | |