The work of the five programme sectors of UNESCO - Education, Natural Sciences, Social and Human Sciences, Culture, Communication and Information - implements objectives defined by the international community, such as the Millennium Development Goals.

UNESCO also works on a number of priorities that require a trans-disciplinary approach, alongside the traditional focus of its five programme sectors. More about the special themes: http://www.unesco.org/new/en/unesco/themes/

Santiago as Regional Bureau for Education in Latin America and the Caribbean, works mainly on issues related to the Education Sector.