Discusses implications which incompatible world views present regarding change and development. One perspective represents reality as stable and change as a function of antecedent causes. Another perspective represents reality as active and rules out antecedent causes. Continuity-discontinuity is seen as a significant issue for investigating the…

Replies to commentary regarding authors' earlier article proposing a modified constructivist account of origins of mental representation. Elaborates on Smith's discussion contrasting empiricist and constructivist approaches. Discusses Smith's restatement of Piaget's position in terms of levels of representational capacities and replies to specific…

Examines development of representational thought from the perspective of Jean Mandler's image-schema theory and an action-theoretical approach derived from Piaget's theory. Concludes that empirical findings fail to support hypotheses of early onset, and that representational development is more adequately interpreted within the context of an…

Suggests a model for the development of mental representation. Explores empiricist and constructivist models and maintains that the constructivist model provides a better ground for theory building. Evaluates Piaget's constructivist account of the emergence of mental representation. Proposes that his account is insufficient and suggests a…

The concepts of the active organism and the reactive organism are discussed in terms of their origin and consequences. (MS)

Replies to commentaries by Mandler (1988) and Rochat and Striano (1988), focusing on Mandler's comments. Maintains that their disagreements are the result of deep meta-theoretical differences regarding a representational theory of mind rather than misrepresentations of fact. Discusses how their meta-theoretical differences result in several basic…