The behavior that serves as the dependent or outcome variable is seen as role enactment; interest is focused on what the occupant of a given position does or says such behavior is noted by observers who may use behaviors rating scales or free response verbalization to make known their observations. The effectiveness, validity or propriety of such role enactments varies between persons and situations. Among the variables that have been demonstrated to be antecedent to variation in effectiveness or proprietary of role enactment. They are: validity of role expectations held by the actor. Accuracy of the actor in locating the others and reciprocally the self in the proper role system. Sensitivity to situationaly generated role demands. Available general and specific skills. Congruence of self and role.