This day was presided over by Iñigo Nagore Ferrer (Minister of Agriculture, Food and Environment for La Rioja), Jean-Pierre Dal Pont (President of the French Society of Chemical Experts; SECF), Julio Rubio García (President of the University of La Rioja) and José Miguel Martínez Zapater (Director of the Institute of Grapevine and Wine Sciences; ICVV). Additionally, researchers from various research centres and universities, as well as representatives from the Ministry for Agriculture, Fishing, Food and Environment (MAGRAMA), the Spanish Wine Federation (FEV), wineries and professionals in the vitivinicultural sector and in traceability, as well as students, were among the 200 or so people who took part.