%P 64-70 %J PROCEEDINGS 3rd REGIONAL CONFERENCE ON EDUCATIONAL LEADERSHIP AND MANAGEMENT %L iab_repo470 %T A REVIEW OF TEACHERS’ PROFESSIONAL DEVELOPMENT MODELS %K teachers' professional development, Situated Learning Theory, observation, action-research %I Institut Aminuddin Baki %X Attention to teacher professional development has increased rapidly in recent years. Teachers’ professional development has an essential effect on school effectiveness and student achievement. The teacher is the key figure when it comes to influencing student performance and therefore teacher professional development programmes are in the centre of attention. This article precedes professional development, the underlying theories and models that may be appropriate to use in this process. %A Roya Roustaee %A Abdul Kadir Shuhaida %A Soaib Asimiran