There are few business activities more prone to a credibility gap than the way in which executives approach organizational life. A sense of disbelief occurs when managers purport to make decisions in rationalistic terms while most observers and participants know that personalities and politics play a significant if not an overriding role. Where does the error lie? In the theory which insists that decisions should be rationalistic and nonpersonal? Or in the practice which treats business organizations as political structures?

A version of this article appeared in the May 1970 issue of Harvard Business Review.