They need to immunise teams against group-think: Hackman argued that the best ones contain "deviants" who are willing to do something that may be upsetting to others.

They need to immunise teams against group-think: Hackman argued that the best ones contain "deviant" who are willing to do something that may be upsetting to others.

Group-think is when the members of a group put the group's needs above their own.