Utilizing the terminology of the Managerial Grid (a two-dimensional model clarifying the behavioral dynamics of a manager's concern for both people and productivity), the team builder is advocated as the most effective leadership style. Presents a rebuttal to the counter belief that leadership styles should change with the situation. (EM)

A two-year study of four effective secondary school principals suggests that a principal's actions can be represented by a value-based model (or Markov chain) in which beliefs and values lead to goals, activities, and outcomes. Findings show that no one value set brings about more effective leadership than another. (27 references) (MLH)

Authors reexamine assumptions formulated in the early years of their Managerial Grid and test them against what is known today. Focus is on managerial motivations and industrial leadership. Includes a table which categorizes varied multi-disciplinary approaches to leadership using the Grid framework. (EM)

Many criticisms of Fiedler's contingency model focus upon the LPC (Least Preferred Coworker) scale. The characteristics of the LPC scale were investigated in two studies. Experiment 1 focused upon determining the factor structure of LPC and relevance ratings, while Experiment 2 dealt with relationships among LPC, relevance, and self-ratings.…