Final answer:
Much of the leadership research has been done in the psychology and business world.
Step-by-step explanation:
True. Much of the leadership research has indeed been conducted in the psychology and business world. These fields have studied various aspects of leadership, including the traits and behaviors of effective leaders, different leadership styles, and the impact of leadership on organizational success. Psychology and business provide valuable insights and theories that are widely applied in leadership development programs and practical settings.
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