Dive summary:

• Psychologists--and engineers, for that matter--have established pretty firmly that a person will pull harder in a one-man tug-of-war contest than as a member of tugging team, but it is almost impossible in construction to put a one-person team on a problem.
• That gives managers the challenge of trying to find a way to get a group of people--all of whose expertise is necessary--to mold themselves into something that acts like an individual and works as hard.
• One suggestion is to keep teams small, which gives each person the perception of carrying a greater piece of the load, encourages question-asking and exchanges and – hopefully – encourages the members to build relationships that contribute to the goal.

From the article:

I’ve always said that you never really know what a team is all about until the chips fall. ...