This article is a commentary for the special issue on affect and mathematics in young children, written from the perspective of research on affect in mathematics education. The studies in this special issue focus on the individual learners' affective traits and use primarily surveys as the method. The most common type of affect is emotions, but…

In his monumental research, although Piaget primarily relayed information about children's developmental stages of cognitive growth, Marian Marion goes on to discuss not only the developmental stages, yet focuses on how children think. In her textbook, "Guidance of Young Children", Marion conveys how teachers need to understand children and help…

This article provides a commentary on a set of five other articles reporting European and Canadian studies of loneliness among seniors. It places those works involving Canadian, Dutch, Finnish, and Welsh samples in the larger context of research on loneliness; offers reflections on the methods and findings reported in the articles; and addresses…

Affective disorder is characterized by maladaptive changes in mood, attitudes, energy level, and physical status. These changes constitute the basic dimensions of depression. Depression results from a combination of genetic and experiential factors. There are sex differences and age differences with regard to depression, and there is a high…

Discusses current ideas about the symptoms and psychodynamics of depression in middle and late childhood (ages 6 to 8 and 9 to 12, respectively). Implications for intervention differ according to cognitive development. Environmental intervention and family involvement are necessary in middle childhood, and individual psychotherapy in late…

With specific attention to appropriate teaching strategies, the author defines a developmental stage theory of children's interest in and psychological uses for knowledge. The four stages are: mythic (up to approximately age 9/10); romantic (ages 9/10 to 15/16); philosophic (ages 14/15 to 20/21); and ironic (adult). (SJL)