Efthymiou, GS. (Accepted) 'Schooling in a democracy: returning education to the public serviceSchooling in a democracy: returning education to the public service, by Richard Riddell, Policy Press, Bristol University Press, 2023, £24.99 (Paperback), ISBN: 978-1447362937'. Journal of Education Policy. pp. 1 - 2. ISSN: 0268-0939

Efthymiou, G. (Accepted) 'Democratic Education', in Winn, MT., Winn, LT., Bourn, D. and Pasha, A. (eds.) The Bloomsbury Encyclopedia of Social Justice in Education. Bloomsbury Publishing PLC. , Global Education.

Efthymiou, G. (2024) 'Book Review: Schooling in a Democracy: returning Education to the Public Service, by Richard Riddell'. Journal of Education Policy. ISSN: 0268-0939

Efthymiou, G. (2023) 'Global learning enabling teacher voices in one Greek primary school: mixed methods including action research and interviews', in Bourn, D. (ed.) Research in Global Learning Methodologies for Global Citizenship and Sustainable Development Education. London : UCL Press. pp. 111 - 130. ISBN 10: 1800083092. ISBN 13: 9781800083097.

Efthymiou, G. and de Vries, M. (2022) 'Teachers reflecting on teaching global issues: “Because I’m also part of the problem”'. Sinergias – diálogos educativos para a transformação social, 13. pp. 41 - 57.Open Access Link

Efthymiou, G. and Papanikolaou, P. (2022) 'Global Citizenship Education in Greece's primary schools: opportunities and challenges (Παιδεία του Πολίτη στο Αναλυτικό Πρόγραμμα του Ελληνικού Δημοτικού Σχολείου)', in Καλδή, Σ., Ρουσσάκης, Ι., Τζίκα, Β., Χατζή, Μ. and Μαλαφάντης, Κ. (eds.) School in democracy, democracy in schools (Το σχολείο στη δημοκρατία, η δημοκρατία στο σχολείο). Volos : Πανεπιστημιακές Εκδόσεις Θεσσαλίας. , Α. pp. 384 - 393. ISBN 13: 978-960-9439-78-7.

Efthymiou, GS. (2021) 'Book review: Policy and Practice: A development education review. Fifteenth anniversary special edition, edited by Antonella Acinapura, Niamh Gaynor, Bernie Grummell, Su-ming Khoo, Mags Liddy, Benjamin Mallon, Gabriela Martínez Sainz, Gerard McCann and Stephen McCloskey'. International Journal of Development Education and Global Learning, 13 (2).Open Access Link

Efthymiou, GS. (2021) 'Book review: Research on Teaching Global Issues: Pedagogy for global citizenship education, edited by John P. Meyers'. International Journal of Development Education and Global Learning, 13 (1). pp. 61 - 64.