1. Department of Psychology Universitas Sumatera Utara, Medan, Indonesia
2. Department of Communication Science, Universiti Sains Malaysia, Medan, Malaysia
3. Department of Malay Literature, Universitas Sumatera Utara, Medan, Indonesia
4. Curriculum Unit, Secondary Education Department, Majlis Amanah Rakyat Malaysia, Malaysia
5. Master of Counseling, School of Educational Studies, Universiti Sains Malaysia, Penang, Malaysia
6. Counseling Program, Faculty of Business, Economic and Social Development, Universiti Malaysia Terengganu, Malaysia