Vroom's Expectancy Theory
The Vroom-Yetton model is designed to optimize for the current situation the leadership style for best decision-making. Its a decision model formulated with contribution from Arthur Jago on how to make group decisions. The leader must gather information from the team prior to making the decision and involves more people in the decision process.
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The skills approach to leadership suggests that certain skills are important for effective leadership. Skills are what leaders can learn and develop, whereas traits are innate characteristics. The main skills needed for leadership, according to one such theory, are technical, human, and conceptual.
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McGregor's Theory X and Theory Y
McGregor created Theory X and Theory Y of human work motivation and explained two styles of management known as authoritarian (Theory X) and participative (Theory Y). Theory X management assumes most people will attempt to avoid work whereas Theory Y managers trust their people to take ownership of their work.
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The Vroom-Yetton model is designed to optimize for the current situation the leadership style for best decision-making. Its a decision model formulated with contribution from Arthur Jago on how to make group decisions. The leader must gather information from the team prior to making the decision and involves more people in the decision process.
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Team leadership theory is a recent leadership theory that does not discriminate between the leader and the other team members. The approach considers contributions from each team member to be critical for organizational success. This approach focused on the overall team effectiveness and team problems are diagnosed and action is taken to remediate weakness. This approach provides for taking corrective action when the leader deems necessary.
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Socio-technical theory of leadership focus on the presence of two subsystems in every organization, the interrelatedness of social and technical aspects of an organization. Theory pertains to the social aspects of people and technical aspects of an organization, which means structure and processes within the organization.
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Idiosyncrasy Credit Model of Leadership builds upon the awareness that when the emergent leader meets the team's expectations, idiosyncrasy credits are awarded. These credits depend on how the leader fulfilled follower's expectations and what is the impact of the leader's decisions on the follower. When the balance of credits shifts, another leader will emerge.
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McClelland's Theory of Needs is a human motivation theory which states that an individual's specific needs are acquired over time through our culture and life experiences. As per the three needs theory, these acquired needs significantly influence the behavior of an individual. The three main driving motivators are the needs for achievement, affiliation, and power.
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The multiple linkage model states that leadership effectiveness is based on six variables. Multiple variables of a leader's behavior and situation have a linkage to the performance of the individual follower and work unit performance. The theory is based on the notion of the link between the organization process and managerial influence.
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David Kolb produced this popular model for learning in 1984. The model suggests four stages of learning which most learners go through in order to learn effectively. Leaming is itself a process of change. Something is added to our perception and prepared us for the next impression, which will change our understanding yet more, however minutely. The Kolb contribution is a significant one because it practically equates change and learning.
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Contingency Theories of Leadership
Contingency theories of leadership focus on both the leader's persona as well as the situation/environment in which that leader operates. These theories consider the context of leadership which means whether or not the leadership style suits a particular situation and states that a leader can be effective in one circumstance and a failure in another one. A leader will be most effective when he applies the right leadership style to a given situation and environment around him. Contingent leaders are flexible and adaptable.
