Emeritus Professor of Education, University of Cambridge

School of Education, Shanghai Jiao Tong University

Professor, Université de Sherbrooke

Professor of primary education, University of Tartu, Estonia

Bowling Green State University

PhD Student, University of Mons

Izmir Demokrasi University

Korea University

Seoul Wooi Elementary School under Seoul Metropolitan Office of Education

University Tun Hussein Onn Malaysia (UTHM)