The Vroom–Yetton contingency model is a situational leadership theory of industrial and organizational psychology developed by Victor Vroom, in collaboration with Philip Yetton (1973) and later with Arthur Jago (1988).
This model suggests the selection of a leadership style of groups decision-making.
The Vroom-Yetton-Jago Normative Decision Model helps to answer above questions.
This model identifies five different styles (ranging from autocratic to consultative to group-based decisions) on the situation and level of involvement.
They are: Vroom and Yetton formulated following seven questions on decision quality, commitment, problem information and decision acceptance, with which leaders can determine level of followers involvement in decision.