Fisher attended Katy High School in Katy, Texas. As a senior in 2015, Fisher earned All-State and All-District honors after leading Katy to a Class 6A Division II State Championship and the No. 1 ranking in the nation, according to MaxPreps.[1] Over the course of his varsity career, he tallied 350 tackles, 25 tackles for loss, eight sacks, and eight forced fumbles.
Recruiting
Fisher was a consensus three-star recruit and received a dozen scholarship offers, from Baylor, Houston, Wisconsin, and Northwestern, among others.[2][3]
Fisher committed to Northwestern on June 30, 2015, signed his letter of intent on National Signing Day in February 2016, and enrolled in June.[4]
Fisher redshirted the 2016 season. In the 2017 season, Fisher earned Freshman All-America honors from the FWAA and was named the Big Ten Freshman Defensive Player of the Year by the Big Ten Network after recording 113 tackles, nine tackles for loss, four forced fumbles, and one interception. In 2018 as a redshirt sophomore, Fisher finished with 116 tackles, 5 tackles for loss, and four forced fumbles and an interception to earn nominations to the Big Ten First-team and the Associated Press All-America Third-team. The next year in 2019, Fisher registered 88 tackles, six tackles for loss, as well as one interception and one forced fumble in 12 games.