Dr. Cristina SIMÕES, Portuguese Catholic University, Portugal
Dr. Dorota CELINSKA, Roosevelt University, United States
Dr Million Chauraya, Department of Applied Education, Midlands State University, Zimbabwe
Aweke Shishigu, Ph.D, (SCOPUS ID: 57197822071), Addis Ababa University, Ethiopia
Andi Dian Anggriani, (SCOPUS ID: 57200988537), Department of Mathematics Education, Universitas Islam Negeri Alauddin Makassar, Indonesia
Yarhands Dissou Arthur, Ph.D, (SCOPUS ID: 56589985300), University of Education,Winneba, Ghana
Nana Mardiana, (SCOPUS ID: 57195481197), Department of Mathematics Education, Universitas Islam Sumatera Utara, Indonesia
Salmiza Saleh, Ph.D, (SCOPUS ID: 36192220300), Universiti Sains Malaysia, Malaysia
Krisna Satrio Perbowo, (SCOPUS ID: 57200726409), Department of Mathematics Education, Universitas Muhammadiyah Prof. Dr. Hamka, Indonesia
Dr. Javier FOMBONA, University of Oviedo, Spain
Adedeji Tella, Ph.D, (SCOPUS ID: 16417761100), University of Ibadan, Ibadan, Nigeria
Tsung-Hau Jen, National Taiwan Normal University, Taiwan
Dennis Beach, University of Gothenburg, Sweden
Tharwat M. El-Sakran, American University of Sharjah, United Arab Emirates