This volume comprises the contributions from 17 authors - historians, art historians and anthropologists - who participated in the Colloquium Mostrar y ocultar en el arte y en los rituales: Perspectivas comparativasʺ (Show and hide in the art and rituals: comparative perspectives) that took place in the Instituto de Investigaciones Históricas of the UNAM on the 29 and 30 of May of 2012. This is a continuation of a first symposium entitled "Montrer Occulter. Les actions de modifications de la visibilité dans des contextes rituelsʺ (Show hide. The actions of the visibility in ritual contexts changes) was held at the Museum Musée du quai Branly - Jacques Chirac organized by Perig Pitrou and Johannes Neurathʺ (HKB Translation) --Page 11.