This assignment provides a comprehensive review of leadership styles, including hard, soft, and ambidextrous approaches. It examines the influence of leadership styles on task performance, political skill, and organizational commitment. The assignment also discusses the evolution of management theory, the role of storytelling in sustainability reporting, and the importance of human resource management systems. A case study on integrating Lewin's theory with lean's system approach for change is presented, highlighting the challenges and opportunities of implementing organizational change.