The developmental psychology of mathematical thinking and the clinical interview method can make major contributions to education by transforming the process of formative assessment--the attempt to use information concerning student performance, knowledge, learning potential, and motivation to inform instruction. The clinical interview is a…

In Giyoo Hatano's passing, we have lost an esteemed colleague and a treasured friend. Among his many contributions to our field, our work, and our lives, we honor and build on his and his colleagues' work on conceptual growth. We liken the view developed by Hatano and his colleagues to Toulmin's evolutionary scheme for understanding conceptual…

Reviews "The Mind's Staircase: Exploring the Conceptual Underpinnings of Children's Thought and Knowledge," edited by Robbie Case. A main thesis of the book, which discusses theoretical issues and presents empirical evidence, is that children's cognitive development is guided by central conceptual structures, or networks of concepts that…

To learn how children acquire "metalinguistic competence," the development of the concept of "the word" was experimentally studied in four- to ten-year-olds. (Author/SDH)

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…

From the moral development scale scoring manual, Kohlberg's published works, and the research of his collaborators and others, an analysis was made of the evidence supporting the hierarchy of moral reasoning and the claims put forth for the cross-cultural universality of the cognitive-developmental theory. (Author/CS)