Kouzes and Posner are renowned authors and leadership experts known for their influential work on leadership practices. They developed the Five Practices of Exemplary Leadership, which serve as a framework for effective leadership. Their research emphasizes the importance of inspiring a shared vision, enabling others to act, and modeling the way for followers. Their book, The Leadership Challenge, has been widely used in various fields, including business and education, to enhance leadership skills. Through their work, Kouzes and Posner have provided valuable insights into how leaders can foster collaboration and drive positive change within organizations.