1. Centre of Restorative Dentistry Studies, Faculty of Dentistry Universiti Teknologi MARA, Sungai Buloh Campus, Jalan Hospital Sungai Buloh Malaysia
2. Division of Restorative Dental Sciences, Faculty of Dentistry The University of Hong Kong Hong Kong China
3. Center of Population Oral Health and Clinical Prevention Studies, Faculty of Dentistry Universiti Teknologi MARA Sungai Buloh Malaysia
4. Director of Student Affairs and Academic Services, Dr. Gerald Niznick College of Dentistry University of Manitoba Winnipeg Manitoba Canada