at position 9 What did Project Aristotle reveal about the importance of group norms? What did Project Aristotle reveal about the importance of group norms? The "team's culture" or norms had little to do with group effectiveness. Group norms are not strong enough to override individual tendencies and personalities. Successful teams always had the same patterns of group norms on conflict management, leadership style, and time management. One of the most important group norms was equality in conversational turn taking