Foster played for the University of Southern California (USC) and was selected to 1981 College Football All-America Team (Consensus selection), and the 1980 College Football All-America Team Foster was the first winner of The Morris Trophy for being the top offensive or defensive lineman in the Pacific-8 conference.
He is one of only three Pac-12 Offensive lineman (along with Lincoln Kennedy and Alex Mack) to win the award twice.
Foster was a first round pick of the Miami Dolphins in the 1982 NFL draft.
He is the only offensive lineman to have blocked for Joe Montana, Steve Young, and Dan Marino.
This biographical article relating to an American football offensive lineman born in the 1960s is a stub.