From caveman to... academics? McManus Woodend might not be a household name, but the former Geico star hasn't let that stop him from making his mark on the world.

On August 17, 1964, I started my first job as a copywriter for Prentice-Hall. By 9:30 that morning, I was handed a set of guidelines written by Richard Prentice Ettinger himself. One of the ten rules ...