Conversation so far:
What was one of George Brett's post-baseball activities?
Following his playing career, George Brett became a vice president of the Royals and has worked as a part-time coach, as a special instructor in spring training, and more.
In what year did George Brett become vice president of the Royals?

Question: Was he successful in this position?
Self-contained rewrite: Was George Brett successful in his position as vice president of the Royals?