Continuing Professional Teacher Development (CPTD) refers to the ongoing learning and development of teachers throughout their careers. It involves a range of activities, programs, and initiatives designed to help teachers improve their knowledge, skills, and effectiveness in the classroom. CPTD programs can take many different forms, such as workshops, seminars, mentoring programs, online courses, and peer networks. This desktop review paper examines the role of CPTD on teachers' and learners’ achievement. The paper reviews among others the following; the nature and concept of CPTD, the importance of CPTD, South African teacher education policy framework and CPTD, the educational achievement and CPTD, school effectiveness and CPTD, learner and teacher learning and CPTD. The paper uses social learning theory as a theory that underpins the paper and makes some plausible recommendations
