;2007–08 Dunsmore was one of two Northwestern true freshmen to play for the
2007 Northwestern Wildcats. He was named to the 2007 Sporting News Big Ten All-Freshman Team. Dunsmore redshirted for the
2008 Big Ten Conference football season after injuring his
anterior cruciate ligament on the fifth day of practice during his sophomore year. ;2009 On September 19, 2009, Dunsmore had a 10-reception, 90-yard effort against
Syracuse Orange, including a 22-yard
touchdown. He caught the touchdown that gave the
2009 Wildcats a 14–10 lead over the then-undefeated 9–0 number 4-ranked
Iowa Hawkeyes in their 17–10 November 7 victory that gave Northwestern its sixth victory of the season and made them
bowl-eligible. In the January 1,
2010 Outback Bowl, he tallied 120 yards receiving on 9 receptions as part of
Mike Kafka's 532-yard passing effort against
Auburn Tigers. The 66-yard Kafka to Dunsmore touchdown is the longest passing touchdown in Northwestern bowl game history. He was the second leading receiver among Big Ten tight ends (behind
Garrett Graham) for the
2009 Big Ten Conference football season although he only started 7 of 13 games in 2009. Dunsmore earned Academic All-Big Ten recognition. ;2010 Two of Dunsmore's five receptions were touchdowns in the September 11 victory against
Illinois State. He posted an 8-reception effort in a 21–17 victory over a number 13-ranked
Iowa team on November 13. Dunsmore earned Academic All-Big Ten recognition a second time. He was a 2010 honorable mention All-Big Ten (coaches and media) selection. ;2011 Dunsmore had a four-touchdown, 112-yard game against
Indiana in a 59–38 victory on October 29. The four receiving touchdowns set a Northwestern record, while tying a
Memorial Stadium record, and earned him Big Ten Offensive Player of the Week. He earned his third Academic All-Big Ten recognition. Dunsmore was a 2011 first-team All-Big Ten (coaches and media) selection. He established the Northwestern career receiving yards record for tight ends of 1567 yards and was one of eight semifinalists for the
John Mackey Award. Dunsmore was the inaugural 2011 Big Ten Kwalick-Clark Tight End of the Year. ==Professional career==