Mark A. Jackson is an American former National Basketball Association player and former basketball coach. A point guard from St. Johns University, he played for the New York Knicks, Indiana Pacers, Los Angeles Clippers, Denver Nuggets, Toronto Raptors, Utah Jazz and Houston Rockets in the NBA in a career spanning from 1987 to 2004.
Mark Jackson was born in Brooklyn, New York. Jackson was regarded as one of the nations elite point guards while attending Bishop Loughlin Memorial High School in Brooklyn under coach Patrick Quigley. Jackson gained a reputation as a streetballer in New York and a college hoops star at St. Johns University. While at St. Johns, he played alongside Olympian and NBA AllStar Chris Mullin for one year. He credits Mullin with teaching him the importance of rigorous practice work in the gym.
Source: Wikipedia