Drawing on research, literature, and the work of experienced professional developers, this third edition of the bestseller presents an updated, redefined professional development (PD) planning framework for designing relevant learning experiences for science and maths teachers. Engaging staff developers in a dynamic decision-making process, the authors demonstrate how to expand teachers' expertise in ways that produce significantly improved student outcomes and explain the influence of:

- Knowledge, beliefs, and research on the PD design process

- Context factors specific to your environment

- Programme evaluation and the cycle of reflection and revision