Morningstar Inc. CEO Joe Mansueto is the only Chicagoan to join billionaires giving away half their wealth, an effort organized by Warren Buffett and Bill Gates.
"Warren Buffett gave me a call in August, and I really liked the idea. I think it sends a positive message about the importance of giving back and making the world a better place," he told me this morning. "My wife (Rika) and I wanted to give a significant part of our wealth away when we were no longer on this planet. And...