Guard who played college basketball at the University of Wisconsin–Madison from 2011 to 2015. He was a three-time Big Ten All–Defensive team selection and was part of the Badgers team which reached the 2015 National Championship Game.
He attended Port Washington High School in Port Washington, Wisconsin, where he named the Wisconsin Gatorade Player of the Year in 2010.
In a January 2011 game against Northwestern, he recorded the first triple-double in Badger history.
His parents are Pat and Joan Gasser.
He played with 2015 AP Player of the Year award winner Fran Kaminsky at Wisconsin.