%0 Journal Article %T Espacio modal y universales estructurales m¨¢ximos %A Alvarado Marambio %A Jos¨¦ Tom¨¢s %J Estudios de Filosof¨ªa %D 2010 %I Scientific Electronic Library Online %X this work considers the validity of the theory of possible worlds as maximal structural universals in relation with the known criticisms against actualist views on possible worlds. in a first part the modal conception based on universals is summarily exposed. then, the different difficulties are presented. two of those appear especially relevant for the modal theory defended here: (i) the confusion of different indiscernible possibilities, and (ii) the explanation of the nature of the representation of possibilities. after the examination of these difficulties, it is shown how the modal theory based on universals can answer both problems. %K modality %K possible worlds %K actualism %K universals %K individual essences. %U http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0121-36282010000100006&lng=en&nrm=iso&tlng=en