Research in the psychology of mathematics education has been confronted with the fact that people blatantly fail to solve tasks they are supposed to be able to solve correctly given their available domain-specific knowledge and skills. Also researchers in cognitive psychology have encountered such phenomena. In this paper, theories that have been…

A theoretical framework that incorporates emotional responses and emotion regulation into achievement goal theory is proposed as an alternative view to understanding the inconsistent pattern of findings linking achievement goal orientations to academic outcomes. In this critical review and synthesis, the relation of achievement goal orientations…

In his 1979 "Human Development" article reprinted in this anniversary issue, James Wertsch presented an approach to genetic analysis of the shifting regulation of problem-solving behavior in early childhood. In my reflections on Wertsch's seminal contribution, I discuss ways that subsequent inquiry built upon ideas he elaborated in the…

This paper focuses on the relation between two areas of research which owe a great debt to the work of Giyoo Hatano: the ways in which the use of the abacus mediates arithmetic problem solving and the way in which the use of the kanji writing system mediates the interpretation of unfamiliar words. These examples are related to L. S. Vygotsky's…