Hatzichristou, C. & Elias, M. (Special Issue Editors). Social-Emotional Learning (SEL) Training, Intervention and Research Worldwide (special issue, Nov.2016), International Journal of Emotional Education. 

Oakland, T., & Hatzichristou, C. (2014). International Perspectives on Academic and Professional Preparation of School and Educational Psychologists: Introduction to a Special Issue of the International Journal of School & Educational Psychology, 2 (3), 150-153.