This report discusses the leadership and management theories used by TESCO, including contingency theory, situational leadership theory, behavioural theory, and transformational leadership theory. It also covers management theories such as scientific management theory, human relation theory, principles of administrative management theory, and system management theory. The report analyzes the effectiveness of these theories in the workplace of TESCO and compares them with the styles and approaches used by other organizations like Sainsbury's and H&M. It highlights the importance of leadership and management in shaping the culture and performances of TESCO.