during the past six years, the marketing department manager at creative concepts international made a strong push to hire mover/shaker professionals that had superior performance records prior to joining this company. it didn't take long for these enthusiastic marketers to recognize the many talents within their department. they marveled at how much they were like each other and how they seemed to agree with each other's work styles and ideas. after a while, it became difficult for others in the organization to present to this group. if the idea did not originate within the marketing department, marketers did not give it much credence. management counselors would describe this phenomenon as .