The symposium was organized by the Research Committee of J.A.E.P. in order to discuss how the changing concepts of children's ability had relations With the theories of instruction. Hayamizu pointing btit the teacher's attribution, on children's achievement reflected her view on ability and achievement while it would influencher style of interaction: with each child, Kawai, based on his experience, expressed the view that a well formulated concept of general ability, coupled with research efforts of longe range ATT, were still needed. Nagano, on the other hand, stressed the need to consider a dynamic rather than a static definition of ability. The discussion by sugimura high-lighted several issues concerning some of the presented ideas. A lively discussion followed on how to conceive a nrnnpr ability in erincatinnal nractice.