Have you ever been part of a team that doesn’t do any actual teamwork? I can recall plenty of examples from my professional and personal lives, like a staff team whose meetings were canceled too often to make progress and a dance company that was so riddled with competition members wouldn’t help one another. (I left both long ago.) Education teams, too, can suffer from a lack of true collaboration. Many teachers have little opportunity to collaborate within and across schools, nonteaching staff have few chances to connect in meaningful ways with teachers, and administrators don’t always get as much time to connect directly with staff as they wish. Yet we know that collaboration is essential for effective professional learning and great teaching. That’s why