Jesús Barquín is professor and director of the Institute of Criminology at the University of Grenada and an expert on Spanish wine and sherry who received Spain’s national gastronomy prize in 2006. He writes on food and wine for elmundovino.com and is a regular contributor to The World of Fine Wine. Luis Gutiérrez is a wine writer for the El Mundo newspaper group in Spain, a columnist for blueWine magazine in Portugal, and a contributor to The World of Fine Wine. Víctor de la Serna, a journalist and editor at El Mundo, is a highly regarded wine writer.