1. Chengdu University of Information Technology, Chengdu, People’s Republic of China
2. Faculty of Education, The Hashemite University, Zarqa, Jordan
3. University of Waterloo, Waterloo, Canada
4. Jordan University of Science and Technology, Irbid, Jordan
5. Hadhramout University, Mukalla, Yemen
6. Indiana University Bloomington, Bloomington, USA