The use of such data by the OECD is without prejudice to the status of the Golan Heights, East Jerusalem and Israeli settlements in the West Bank under the terms of international law. It can be defined as "the ability of teachers to meet complex demands in a given context by mobilising various psychosocial (cognitive, functional, personal and ethical) resources." Teachers' professional competence shapes instructional processes and is, in turn, shaped by the opportunities and incentives teachers have to learn (Figure 3.1).