This report examines the leadership of Jeff Bezos, focusing on his transformational style and its role in his significant financial gain of £10bn in a single day. As the CEO of Amazon, Bezos implemented 14 leadership principles that fostered innovation and customer obsession, driving the company's success, particularly during the COVID-19 pandemic when online shopping surged. His ability to adapt to changing market conditions and encourage employee engagement through a clear vision and cultural changes enabled Amazon to become a dominant force in online retail, resulting in a substantial increase in share prices and solidifying Bezos' position as the world's richest man. The report references sources from Business Insider and Sky News to support its analysis of Bezos' leadership and its impact on Amazon's financial performance.