know that the only purpose is to produce the best possible solution in the shortest period of time. They discuss and resolve issues more quickly and completely than others, and they emerge from heated debates with no residual feelings or collateral damage, but with an eagerness and readiness to take on the next important issue. — Patrick Lencioni, ‘The Five Dysfunctions of a Team’
the team to be more reflective. A bystander might bring in data from another team, an historic perspective, or some insight about the operations of the team itself. Example: “We tried some of these same ideas two years ago and they didn't work. What do we think has changed?”
direction. Without followers, work cannot be completed. Without an opposer, legitimate concerns are ignored. Without a bystander, we lose perspective and fail to explore all the angles.