Juan M. Gutiérrez-Zorrilla received his BS degree from the University of Bilbao, Spain, in 1979 and PhD in chemistry from UPV/EHU in 1984. After two short stays at the Laboratoire de Chimie de Coordination, France, he was promoted to associated professor in 1988. From 1992 to 1993, he was a visiting scientist at Tokyo Institute of Technology, Japan. Since 1999, he is professor of inorganic chemistry at the Faculty of Science and Technology, UPV/EHU. His research is focused on polyoxometalate chemistry.