About John C. Bogle
John Clifton "Jack" Bogle was an American investor, business magnate and philanthropist and founder. He was the founder and chief executive of The Vanguard Group and is credited with popularizing the index fund. An avid investor and money manager himself, he preached investment over speculation, long-term patience over short-term action, and reducing broker fees as much as possible. Following an index created by Standard & Poor's allowed the creation of a fund that Bogle himself did not oversee. In 1974, Bogle founded The Vanguard Group, which is now one of the most respected and successful companies in the investment world. Their academic record there enabled them to transfer to Blair Academy on work scholarships.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.