The education sector refers to all institutions, organizations and individuals involved in providing education services or related activities. This includes schools, colleges, universities, educational non-profit organizations, government departments responsible for education, teachers, professors, students, textbook publishers, educational software developers, and other stakeholders who contribute to the provision of education. The term is often used in a broad sense to refer to all aspects of education, including primary, secondary, tertiary, adult education, and vocational training. It also encompasses research and development activities related to education, as well as policy formulation and implementation aimed at improving the quality and accessibility of education.