1 » Associate Professor, Federal University of Pará, School of Dentistry, Belém, Brazil. » Coordinator, Brazilian Association of Odontology - Pará Chapter, Graduate Program in Orthodontics, Belém, Brazil. » Editor Emeritus, Dental Press Journal of Orthodontics. » Associate Editor, Progress in Orthodontics.
2 » Professor, University of Alberta, Department of Dentistry, Division of Orthodontics (Edmonton, Canada).
3 » Former Chief-Editor, Journal of the World Federation of Orthodontists and Dental Press Journal of Orthodontics. » Researcher, Brasília University, Graduate Program in Dentistry (Brasília, Brazil). » Private practice (Brasília, Brazil).
4 » Private practice (Bauru, Brazil). » Coordinator, Society for the Social Promotion of Patients with Clef Lip and Palate (PROFIS), Graduate Specialization Course in Orthodontics, (Bauru, Brazil). » Professor, Orthodontics Program, Professional Master's in Dentistry, Sagrado Coração University (Bauru, Brazil).
5 » Master's Degree and Doctorate in Orthodontics, School of Dentistry of Bauru, São Paulo University, (Bauru, Brazil). » Full Professor , School of Dentistry, São Paulo State University (São José dos Campos, Brazil). » Editor Emeritus, Revista Clínica de Ortodontia, Dental Press.