Plastic, Reconstructive, Esthetic and Maxillofacial Surgeon - Private Clinical Practice in Oporto; Full Emeritus Professor of Oporto University; Direction Board of Porto Biomechanics Laboratory (Labiomep) - Oporto University; President of the Installer Commission of the Master in Medicine and Invited Full Professor of Surgery and History of Medicine - University Institute of Health Sciences (Iucs-Cespu). Former: Full Professor of Surgery - Faculty of Medicine of the University of Porto - Portugal; Head of Surgery and Physiology Department of FMUP - Porto; Head of Experimental Surgery of FMUP - Porto; Attaché des Hôpitaux - Service de Chir. Plastique, Reconst., Esthétique, Chir. de la Main, et Microchirurgie - Centre Hosp. et Universitaire de Bordeaux II - France; Head of Plastic, Reconstructive, Esthetic and Maxillo-Facial Surgery Unit of FMUP - Porto; Head of Plastic, Reconstructive, Esthetic, Maxillo-Facial Surgery and Burns Department of Centro Hospitalar de São João - Porto; Dean of the FMUP - Porto.