This publication provides additional reference material for Education at a Glance 2023, the authoritative source for data on the state of education around the world. It provides guidance on the data and methodology used to calculate each indicator. It also contains references to the sources and specific notes for each country.
Education at a Glance 2023 Sources Methodologies and Technical Notes, was prepared within the Innovation and Measuring Progress Division of the OECD Directorate for Education and Skills under the responsibility of Tia Loukkola. The production of Education at a Glance 2023 was led by Abel Schumann. It contains statistical and analytical contributions from Étienne Albiser, Alison Burke, Éric Charbonnier, Minne Chu, Umberto Damiani, Eugénie de Laubier, Elisa Duarte, Bruce Golding, Jaione González Yubero, Yanjun Guo, Corinne Heckmann, Lucie Huang, Viktoria Kis, Bernardo Mayorga, Simon Normandeau, Christopher Olivares, Eloïse Passaga, Giannina Rech, Gara Rojas González, Özge Özcan Sahin, Giovanni Maria Semeraro, Lou Turroques, Palwacha Watanyar, Choyi Whang and Hajar Sabrina Yassine. Marieke Vandeweyer provided feedback and advice on vocational education and training. Administrative support was provided by Eda Cabbar. Rachel Linden supported the editorial and production process. The development of the publication was steered by member countries through the INES Working Party and facilitated by the INES networks.