This review study looks at David Clemenson’s book Descartes’ Theory of Ideas from both the historical and systematic points of view. From the historical point of view, the theme of the (late) scholastic influences on Descartes’ theory of ideas is tackled, while from the systematic point of view Descartes’ theory is interpreted dealing with the question of Cartesian representationalism or direct (cognitive) realism. An analysis of the immediate Scholastic texts, written by Jesuits (and taught at the Jesuit college La Flèche, where the young Descartes studied) is used by Clemenson to support his argument for a so-called weak version of direct realism, actually identical with a weak version of representationalism. The author of this review study, despite appreciating the connection of these two levels, making possible a consistent interpretation of some of Descartes’ ostensibly contradictory statements, draws attention to certain deficiencies and obscurities concerning, primarily, the scholastic dimension of the subject-matter., Daniel Heider., and Obsahuje poznámky a bibliografii