Leadership is one of the key subjects in education. It has long been researched in both theory and practice. The link between school performance and quality of its leadership has been covered in research. The purpose of this research is to define the leadership experiences of Abu Dhabi international secondary school principals, their description of effective school leadership, and the needs for their leadership continuous learning. A phenomenological qualitative methodology to the research is applied in order to show fruitful account of the participants? principal?s practises. Data will be collected through one to one semi structured interview of 16 Abu Dhabi international secondary school principals. These interviews will take place in the participant?s offices at their schools.