Dr. Angel F. Espías Gómez is the Chairman of the Dept. of Biomaterials at the University of Barcelona. He is the former President of the Spanish Society of Dental Materials (1993–1998). He has a private practice in Barcelona as a specialist in Endodontics and Oral Implantology. He is an advisor for various thesis studies and author and co-author of several articles in peer-reviewed journals related to Operative Dentistry and Biomaterials.