This report examines leadership principles and their practical application within organizations, using Facebook and the Dallas Mavericks as illustrative examples. It explores various leadership styles, including autocratic, democratic, transformational, and transactional approaches, and analyzes how these styles impact employee motivation and organizational culture. The report delves into specific leadership theories such as Adams' equity theory, contingency theory, and the Great Man theory, as exemplified by leaders like Mark Zuckerberg and Mark Cuban. It also investigates the organizational culture at Facebook, highlighting its emphasis on creative problem-solving, boldness, speed, and continuous improvement. Furthermore, the report discusses the importance of diversity policies, comparing the approaches of Facebook and the Dallas Mavericks in fostering inclusive work environments. The conclusion emphasizes the critical role of effective leadership in achieving organizational goals, particularly in the context of modern challenges such as the impact of the COVID-19 pandemic on remote work.