In Zambia, data continue to reveal that the quality of education has been declining. School leadership capacity is believed to be one of the contributing factors responsible for poor school performance. This book set out to determine the effects of headteacher leadership behaviours and processes on school performance and student achievement in selected primary schools in Lusaka district. In the process, the study had to deduce evidence that demonstrated the effectiveness of school leadership behaviours and processes that influence school performance and student achievement. In order to measure the school leadership behaviours and processes, the study explored suitable headteacher assessment instrument from the perspective of learning centred leadership. The study substantially challenges and enrich the way headteacher performance is monitored in Zambia. The book informs both researchers and practitioners on possible avenues of cross-cultural application of educational theories ingeneral and school leadership assessment models in particular