Xavier Pueyo received a PhD in Engineering from Universitat Politecnica de Catalunya (UPC), Spain, in 1986 and the degree of Docteur Ingenieur in Computer Sciences from Universite de Rennes I, France, in 1984. He is a professor of Computer Sciences at the Universitat de Girona (UdG), Spain, since 1996 and he has been the dean of its School of Technology. He taught Computer Sciences (Programming and Computer Graphics) at UdG from 1993 to 1996 and at UPC from 1988 to 1993 as an associate professor. His research interest includes computer graphics, realistic computer rendering and visualization. Pueyo has chaired the Eurographics Rendering Working Group and the Spanish Chapter of Eurographics.