The CIS (Spanish Centre for Sociological Research) presented the book 'The Origin of the Distinction of Ranks' by Scottish philosopher John Millar, translated into Spanish for the first time. The presentation was given by the president of the CIS, José Félix Tezanos, who was accompanied by the vice president and Minister of Finance, María Jesús Montero, the Emeritus Professor of Economics at the University of Oxford, Valpy Fitzgerald, and the director of Publications at the CIS, Rosario H. Sánchez.