1. Stony Brook School of Dental MedicinePrivate Practice: Periodontics, Implant Dentistry and Orthodontics New York New York
2. Ashman Department of Periodontology and Implant Dentistry, Department of ProsthodonticsNew York University College of Dentistry, Private Practice: Prosthodontics New York New York
3. Department of PeriodontologyUniversity of Seville School of Dentistry Seville Spain
4. Director of Implant EducationColumbia University College of Dental Medicine New York New York