Joe Moglia is the current CEO of TD Ameritrade, the largest online discount brokerage firm in the world. Born in Queens, New York, Moglia was a football coach for 16 years, finishing as a Dartmouth College assistant from 1981-1983. After the 1983 football season ended, Moglia decided to take a break from coaching and to try out the business world and Wall Street. He decided to give it a three-year time frame to see if he would be refreshed and ready to go back to coaching.