John Kotter, a renowned leadership expert, created the modern concept of leadership in organizations, particularly through his work on change management. His eight-step process for leading organizational change emphasizes the importance of vision, communication, empowerment, and sustaining change over time. Kotter's insights into leadership dynamics highlight the need for effective communication and the ability to inspire others toward a common goal. His contributions have profoundly influenced business practices and educational leadership, providing frameworks for guiding teams through various transformations.