Prof. Dr. Mikihiro Moriyama (Nanzan University, Japan)

Prof. Hywell Coleman, Ph.D. (Leeds University, United Kingdom)

Assoc. Prof. Willy Ardian Renandya (Nanyang Institute of Education, Singapore)

Marina Frolova, Ph.D. (Moscow State University, Russia)

Prof. Douglas K. Hartman (Michigan State University, United States of America)

Prof. Shin Young Duk, M.A., Ph.D. (Korea Foundation, Indonesia)

Lee Jeoun Soon, B.A., M.H.E. (Korea Foundation, Indonesia)

Prof. Didi Sukyadi, M.A. (Universitas Pendidikan Indonesia, Indonesia)