1. Specialist in training, Master student Periodontology, Department Periodontology & Oral Implantology, Dental School; Faculty Medicine and Health Sciences, Ghent University Belgium
2. PhD student, Department Periodontology & Oral Implantology, Dental School, Faculty Medicine and Health Sciences; Ghent University Belgium
3. full professor and chairman, Department Periodontology & Oral Implantology, Dental School, Faculty Medicine and Health Sciences, Ghent University Belgium, visiting professor, Department of Prosthodontics; Malmö University, Sweden
4. adjunct professor, Department of Prosthodontics; Malmö University, Sweden
5. professor, Department Periodontology & Oral Implantology, Dental School, Faculty Medicine and Health Sciences, Ghent University Belgium, professor, Faculty of Medicine and Health Sciences, Oral Health Research Group ORHE, Faculty of Medicine and Pharmacy; Vrije Universiteit Brussel; Brussels Belgium
6. assistant professor, Department Periodontology & Oral Implantology, Dental School, Faculty Medicine and Health Sciences; Ghent University Belgium
7. professor, Faculty of Medicine and Pharmacy, Department of Educational Sciences EDWE-LOCI, Faculty of Psychology and Educational Sciences, Vrije Universiteit Brussel, Brussels, Belgium, professor, Faculty of Medicine and Health Sciences, Oral Health Research Group ORHE, Faculty of Medicine and Pharmacy; Vrije Universiteit Brussel, Brussels, Belgium