Argues that the limited resources with which organisms start their development make possible certain kinds of learning which otherwise would be highly problematical. Discusses limitations of the cognitive structure of the organism, learning, and its problems in connectionism. Maintains that the knowledge gained from efforts to overcome problems…

The application of Piagetian theory to educational practices encounters a series of major difficulties. The main focus of this paper is on the notion of general stages, which has been under attack in numerous studies. Organized in four parts, the paper: (1) discusses the problem of the existence of general stages and of a developmental…

Considers the mind of the epistemic psychologist, a constructivist knowledge creator within a scientific framework, guided by the social world of scientific institutions. Suggests that Piaget and Vygotsky shared respect for complexity of phenomena and were consistently developmental in their theories. A reconsideration of their common heritage…

The development of cognitive representation is the main theme of three classic theories (Piaget, Bruner, Vygotsky) on how children learn concepts. Piaget considered structural change as a necessary condition for development; Bruner emphasized both internal and external function and the structural changes brought about by function; and Vygotsky…

Presents paradigmatic case of "failure to know" involving a 36-year-old man treated in psychoanalytic therapy. Reviews issues such as the construction of narrative meaning, the concept of alexithymia, and the object-relational concept of the "unthought known." Discusses transference-countertransference matrix. (JBJ)

The developmental increase in the ability to solve problems is a puzzle. Does it come from basic changes in mental skills, or is it a matter of practice? This book from the Developing Child series synthesizes recent research examining children's problem-solving skills development. Chapter 1 presents the major themes: (1) there is increasing…