This report delves into the multifaceted nature of leadership within organizations. It begins with a critical self-reflection on the author's personal leadership experiences, followed by a proposed action plan for development, incorporating insights from various leadership theories. The main body extensively explores established leadership theories, such as the Great Man theory, trait theory, and behavioral theories, and their practical applications. The report then transitions into a detailed analysis and evaluation of Jack Ma, the founder of the Alibaba Group, applying the previously discussed leadership theories to his leadership style. The analysis considers Ma's authentic leadership, vision, and the various leadership styles he employs, including democratic and transformational approaches. The report concludes with a synthesis of the findings, drawing connections between the theoretical frameworks and the practical leadership demonstrated by Jack Ma, ultimately providing a comprehensive understanding of effective leadership in a global business context. The report also includes an action plan to improve the author's leadership skills, including strengths, weaknesses, opportunities and threats.