Casey O'Brien, a native of St Paul, Minnesota, is a 7 time cancer fighter and widely recognized motivational speaker. After being diagnosed with Osteosarcoma, an extremely rare form of bone cancer, at the age of 13, his main goal in life has become inspiring others. After having the cancer relapse in both of his lungs in high school, he made varsity football debut as a Placeholder.

He checked into the hospital for chemotherapy the following morning. He later walked on to play football as a Placeholder for Coach PJ Fleck and the University of Minnesota Golden Gophers. Casey played in his first career Big 10 football game at Rutgers on October 19th, 2019. His first play and moment shared with Coach Fleck were covered by ESPN, ABC World News, The Today Show, and more.

He spoke in front of a national audience at the 2019 ESPN College Football Awards Show after receiving the Disney Spirit Award for the most inspiring story in all of college football. He was the keynote speaker in front of 2,000 people at the 2019 Big 10 Media Days in Chicago, and his speech has now been viewed over 100,000 times. He looks to spread his positivity, unbelievable resiliency, and motivation to succeed to every group he speaks to.