Abdul Halim Abdullah, Faculty of Education Universiti Teknologi Malaysia, Malaysia

Udobia Elijah Etukudo, Federal College of Education (Technical), Omoku, Rivers State, Nigeria., Nigeria

Xenia-Rosemarie Reit, Goethe-University Frankfurt, Frankfurt, Germany

Frederick K. S. Leung, Faculty of Education, The University of Hong Kong, Pokfulam Road, Hong Kong

Muhammad 'Azmi Nuha, Universitas Negeri Semarang, Indonesia

Dindyal Jaguthsing, National Institute of Education, Singapore, Singapore

Mr Tian Abdul Aziz, Universitas Negeri Jakarta, Indonesia

Bustang Bustang, University of Nottingham, Nottingham, United Kingdom

Adi Nur Cahyono, Universitas Negeri Semarang, Semarang, Indonesia

Lisa Rice, Arkansas State University, Jonesboro, United States

Jamaal Rashad Young, University of North Texas, Denton, United States

Yaya S Kusumah, Universitas Pendidikan Indonesia, Bandung, Indonesia

Seidu Sofo, Southeast Missouri State University, Cape Girardeau, United States

Dwi Sulisworo, Universitas Ahmad Dahlan, Yogyakarta, Indonesia

Abolfazl Rafiepour, Shahid Bahonar University of Kerman, Kerman, Iran, Islamic Republic of

Shintia Revina, Atma Jaya Catholic University, Jakarta, Indonesia

Bal Chandra Luitel, Kathmandu University, Dhulikhel, Nepal

Ahmad Wachidul Kohar, Universitas Negeri Surabaya, Surabaya, Indonesia

Biyun Huang, The University of Hong Kong, Pokfulam, Hong Kong

Heri Retnawati, Universitas Negeri Yogyakarta, Yogyakarta, Indonesia

Nazan Gündüz, Abant İzzet Baysal Üniversitesi, Bolu, Turkey

Toto Nusantara, Universitas Negeri Malang, Malang, Indonesia

Farida Nurhasanah, Universitas Sebelas Maret, Surakarta, Indonesia

Derya Evran, UCL, Institute of Education, London, United Kingdom

Rina Oktaviyanthi, Universitas Serang Raya, Banten, Indonesia

Boon Liang Chua, National Institute of Education, Singapore, Singapore

Rahmah Johar, Universitas Syiah Kuala, Banda Aceh, Indonesia

Khairul Amilin Tengah, Sultan Hassanal Bolkiah Institute of Education, Bandar Seri Begawan, Brunei Darussalam

Sri Adi Widodo, Universitas Sarjanawiyata Tamansiswa, Yogyakarta, Indonesia

Ragip Terzi, Harran University, Sanliurfa, Turkey

Wahyu Hidayat, IKIP Siliwangi, Cimahi, Indonesia

Ilham Rizkianto, Universitas Negeri Yogyakarta, Yogyakarta, Indonesia

Ardhi Prabowo, Universitas Negeri Semarang, Indonesia

Widodo Winarso, IAIN Syekh Nurjati, Cirebon, Indonesia

Kamirsyah Wahyu, Institut Agama Islam Negeri (IAIN) Mataram, Indonesia

Tuck Choy Francis Chow, Zayed University, Dubai, United Arab Emirates

Harry Dwi Putra, IKIP Siliwangi, Cimahi, Indonesia

Wandee Kasemsukpipat, Kasetsart University, Krung Thep Maha Nakhon, Thailand

Febrian Febrian, Universitas Maritim Raja Ali Haji Senggarang, Tanjung Pinang, Indonesia

Wahid Yunianto, QITEP in Mathematics, Yogyakarta, Indonesia

Ratih Ayu Apsari, Universitas Pendidikan Ganesha, Bali, Indonesia

Ali Shodikin, Universitas Islam Darul Ulum, Lamongan, Indonesia