The role expectations held for a certain person by some member of his or her role set will reflect that member's conception of the person's office and his or her abilities. The content of these expectations may include preferences with respect to specific acts and personal characteristics or styles; they may deal with what the person should do, what kind of person he should be, what he should think, or believe, and how he should relate to others.

p. 14 - Organizational stress: Studies in role conflict and ambiguity, 1964