INTRODUCTION
Manager and leaders plays distinctive role in the organisation. They work collaboratively and collectively in order to attain the desired goals and objectives of the company. Mangers and leaders are essential and vital pillars in the organisation that guides, manages and influences all the workforce within the organisation (Gillen, Jacquillat and Odoni, 2016). In this context, the following report will covers the aspects of management and operations by considering Marks and Spencer as the organisation. In this report a comprehensive understanding will be establish regarding leadership and management. The difference between manager and leader will be analysed and their roles and characteristics will be identified. The different theories of leadership will be evaluated and elaborated in this assignment. Different approaches to operations management will be identified and the role of leader and manager will be determined. The importance and value of operation management and the factors which impacts on operation management, decision making by leaders and managers will be assessed in this report.