Mark McCormack was born in 1930 in Chicago, Illinois. He attended Yale Law School where he earned a J.D. before serving in the United States Army.

Throughout his lifetime, McCormack held several influential roles including lawyer, sports agent, writer, and entrepreneur.

Most notably, he was the founder and CEO of IMG, an international management organization that works with sports figures and celebrities.

In addition to What They Don’t Teach You at Harvard Business School, McCormack wrote a few other books including The Terrible Truth About Lawyers.

He died in 2003 at age 72.