Dr. Gamborena graduated from the University Odontológica Dominicana, UOD in 1989. He received a Certificate in Occlusion and Temporo-Mandibular Disorders at the Mexican Association of Occlusal Reconstruction in México City, 1989–90. Certificate in Restorative Dentistry at the Autonoma of Nuevo León University in Monterey, México, 1990–92. Certificate in Prosthodontics & Master of Science in Dentistry, University of Washington-Seattle (USA), 1993–96 was awarded with the Bolender Contest Award for clinical and academic excellence. Diplome Kois/Spear Foundation. Seattle (USA), 1993–96. Certificate in Oral & Craniofacial Implant Fellowship Program. University of Texas, Houston (USA), 1996–97. Affiliate Professor at the University of Washington since 2001. Active Member of the European Academy of Esthetic Dentistry since 2002. Maintains private practice in San Sebastian, Spain, dedicated to Aesthetics, Restorative Dentistry and Implants.