This study examines the characteristics of an effective school leader in the modern school. The role of the school leader is multiple, multi-level and challenging. The way he or she manages - organizes the school and handles the various responsibilities contribute to the school's image. His duties are many and involve teachers, pupils, parents and all stakeholders in the wider community. The first part of the study presents his duties and the roles he takes on daily, then the leadership styles that exist and finally the characteristics he must have in order to be effective.