Tabla de Contenidos: “….] -- Information and representation / Jerry Fodor -- A common structure for concepts of individuals, stuffs and real kinds : more Mama, more milk, and more mouse / Ruth Garrett Millikan -- How to acquire a concept / Eric Margolis -- The object concept revisited : new directions in the investigation of infants' physical knowledge / Renée Baillargeon -- Insides and essences : early understandings of the non-obvious / Susan A. …”