Final answer:
Knowledge of leadership research provides valuable insights but is not a universally proven prerequisite for leadership effectiveness; the complexity and variability of leader-follower dynamics play a significant role.
Step-by-step explanation:
The question concerns whether knowledge of leadership research is a proven prerequisite for leadership effectiveness. Though there is a common belief that knowledge and application of leadership theories and principles are important for effective leadership, it is not accurate to state that there is a universally proven prerequisite for leadership effectiveness. Emerging research in the field of psychology has demonstrated the complexity of leader-follower dynamics, indicating that both parties influence the effectiveness of leadership.
Furthermore, literature, such as that by Eagly, Johannesen-Schmidt, & van Engen (2003), indicates that the relationship between leadership style and follower characteristics is nuanced, which suggests a singular best leadership-follower dynamic does not exist. Different followers may require different leadership styles, and factors like a follower's extroversion can shape the leader-follower relationship. Therefore, while leadership research can certainly be beneficial and provide valuable insights into effective leadership, it is not a universally proven prerequisite for all leaders to be effective.