Boston Celtics The other two coaches that won 2 NBA titles with the team are Tom Heinsohn and K. C. Jones. Both Bill Fitch and Doc Rivers led the Celtics to 1 NBA championship the latter being the most recent coach to do so. Brad Stevens is the team's current head coach. The Boston Celtics logo since 1968 features a leprechaun spinning a basketball, named Lucky, originally depicted with a large basketball for a background. It was originally designed by Zang Auerbach, the brother of Celtics head coach Red Auerbach. Through the 1995–96 season, the logo's only colors were black, white and
Bill Green (basketball) work on it [the fear] and come back later." Green quit the Celtics right before the regular season began and never returned to attempt professional basketball (or any other professional sport), knowing that in order to play he would have to get over his fear of flying, which was something he could not do. Realizing that any future as a professional athlete was out of the question, Green earned a master's degree from Brooklyn College. He taught in several New York City public schools afterward, and then in 1971 became the principal of Jordan L. Mott School in the South