C.J. Janovy / KCUR

Joe Williams enlisted in the United States Marine Corps after the post 9/11 invasion of Iraq and served for seven years. He survived rocket and mortar attacks. A fast learner and natural leader, he rose through the ranks and was about to start officer candidate school when something went terribly wrong.

Courtesy of Kansas City Art Institute

This time of year marks a flurry of commencement speeches at academic institutions around the country.