Suggests how simple role-playing can be used to improve social interaction of primary students. (MG)

Identifies four behavioral manifestations of growing creativity": independence of approach," urge for expression," increased interest in detail," and departure from stereotype." (Author/RD)

Explored prevention of learned helplessness through the use of thermal biofeedback training and varied explanations of performance. It was found that only in the biofeedback group receiving accurate feedback was there any prevention of the subsequent development of learned helplessness behavior. (Author)

Lists 17 selected films illustrating the personal and interpersonal developmental problems encountered by mentally retarded adolescents or young adults. Each citation includes a descriptive annotation. (Author/BK)

Direct instruction in vocational ethics offers many advantages over the indirect approach as a means of teaching students to recognize and deal with ethical conflict. Advantages include clear instructional goals, replicable teaching strategies, and objective evaluation procedures. (JOW)

One of the major changes in developmental psychology during the past 50 years has been the acceptance of the important role of nature (genetics) as well as nurture (environment). Past research consisting of twin and adoption studies has shown that genetic influence is substantial for most domains of developmental psychology. Present research…

We describe an integrated theory of individual differences that traces the behavioral development of life history from genes to brain to reproductive strategy. We provide evidence that a single common factor, the K-Factor, underpins a variety of life-history parameters, including an assortment of sexual, reproductive, parental, familial, and…

Biological contributions to cognitive development continue to be conceived predominantly along deterministic lines, with proponents of different positions arguing about the preponderance of gene-based versus experience-based influences that organize brain circuits irreversibly during prenatal or early postnatal life, and evolutionary influences…

This study aimed to investigate the relationships between abilities to initiate and respond to joint attention and symptoms of autism that have, and have not, been theoretically linked to joint attention. Participants were 51 boys and five girls with autistic disorder, aged between 2 years and 6 years 5 months. Measures of joint attention…

Theoretical analysis of two idealized discrimination situations show that certain assumptions of habit strength development need not result in differentiated predictions for the performance of two drive-level groups when the numbers of occurences of responses are equated. (Author)

The natal influences, and the inter- and intrapair intellectual differences of 16 sets of identical twins were evaluated in a retrospective study. (DP)

Study supported by grants from the National Istitutes of Health, U.S. Public Health Service (MH-11979-01), and the National Science Foundation (GS-1847).

Research supported by grant 61 from the Ontario Mental Health Foundation.