As a Senior in 2011: Played in two matches, both against UC Santa Cruz ... had the first solo block of his collegiate career on March 3, also going for two kills ... member of Stanford's winningest senior class, which posted 81 victories over four years.
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As a Junior in 2010: Played in two matches, starting one ... had a career-high four kills (one error, .375) in three sets off the bench in a four-set victory over UC Santa Cruz (Feb. 5) ... also had career-highs with three assists and four digs in the match ... started in a sweep against UCSC (Feb. 24), with two kills and three blocks.
As a Sophomore in 2009: Played in three matches, starting against UC Santa Cruz (March 3) ... earned his first collegiate kills (three), blocks (four) and dig (one) in the match, a three-set victory.
As a Freshman in 2008: Played in two matches, serving an ace against Ball State (Feb. 2).
High School/Club: Lettered two years each in volleyball and basketball at Punahou School in Honolulu ... named to the Star-Bulletin all-state first team in 2007 ... teamed with current Stanford teammates Spencer McLachlin and Erik Shoji to win a pair of Hawaii state Division I volleyball championships for the Buffanblu ... played for the Ku'ihahi Volleyball Club.
Personal: Son of Paul and Lisa Halvorson ... majoring in psychology with a minor in computer science ... serves as the co-chair of the U.S. Projects Department of TECC Stanford, in which he works to improve education in China, especially in underprivileged areas ... hobbies include playing the guitar.
Career Stats:
| Year | MP-MS | GP | K | E | TA | PCT | A | SA | DIG | BS | BA | TOT |
| 2008 | 2-0 | 2 | 0 | 1 | 2 | -.500 | 0 | 1 | 0 | 0 | 0 | 0 |
| 2009 | 3-1 | 5 | 4 | 4 | 14 | .000 | 0 | 0 | 1 | 0 | 5 | 5 |
| 2010 | 2-1 | 6 | 6 | 2 | 16 | .250 | 3 | 0 | 5 | 0 | 5 | 5 |
| 2011 | 2-0 | 3 | 3 | 1 | 7 | .286 | 0 | 0 | 0 | 1 | 3 | 4 |
| Totals | 9-2 | 16 | 13 | 8 | 39 | .128 | 3 | 1 | 6 | 1 | 13 | 14 |