Is Guardiola part of the Boston Celtics' coaching staff? During the first game of the NBA finals, we saw Guardiola courtside, talking with the Celtics' coaches and even with Porzingis. Although it may seem like he is part of the coaching staff, Guardiola is only returning the visit that Joe Mazzulla made to Manchester City in February. Mazzulla firmly believes that one can learn from successful people, even if they are from other sports, hence the connection between City and the Celtics.
