This report, prepared for a BTEC HND in Business, Unit HNBS 304 Management and Operations, differentiates between the roles of a leader and the functions of a manager within an organizational context. The report explores the key roles and characteristics of managers and leaders, contrasting their responsibilities in areas such as hiring, motivation, and innovation. It examines the functions of managers, including planning, organizing, and conducting programs, while also addressing the leader's role in employee encouragement and promotion. The assignment further analyzes various leadership theories such as system leadership, situational theory, and contingency leadership, evaluating their strengths and weaknesses. It concludes by emphasizing the importance of both managers and leaders in achieving business objectives and improving productivity, supported by references to relevant literature.