The average IQ score of young adult males rose 20 points from World War I to 1960. Among the various causes cited for the rise is the effect of the changing family environment. (JY)

This editorial suggests how the approaches of differential psychology and information processing psychology should be combined to study intelligence. Methods reviewed include factor analysis, componential analysis, and computer simulation. Guidelines for the specification of subtheories of intelligence, as well as future theories and methods for…

Scaled scores on Wechsler Adult Intelligence Scale subtests were compared among five samples of institutionalized mentally retarded (aged 16 - 71 years) from the east coast (509 Ss), west coast (436 Ss), and three from the midwest (113, 51, and 111 Ss). (Author/PHR)

Intelligence levels of a sample of 180 Down's syndrome children were reported, and the results indicated that their abilities are not as limited as previously thought. (Author)

Examines the relationship between performance on two measures of fluid intelligence, one measure of crystallized intelligence, and three Piagetian measures of intelligence. Subjects were 102 first- and second-grade students. (BD)

Two studies examined differences in intellectual ability associated with masculinity and femininity in high school and college students. Available from: Ablex Publishing Corporation, 355 Chestnut Street, Norwood, New Jersey 07648. (CL)

Examined the relative utility of the Peabody Picture Vocabulary Test, the Quick Test, and the Revised Beta as measures of intelligence in relation to the Wechsler Scales. Brief measures were not acceptable Wechsler substitutes with juvenile delinquents. (Author)

The relationship between speed of information processing and Intelligence Quotient (IQ) was examined in 62 college students using timed paper-and-pencil substitution tests to measure processing speed. A psychometrically better IQ test showed a strong linear relationship between mean time to code and its correlation with IQ; this relationship was…

The nature of thinking is the subject of this second part in a series which is examining various topics and issues related to the controversy of whether or not computers can think. Suggests that intelligence is the ability to develop general ideas and not the ability to apply those ideas. (JN)

Argues that despite limitations and abuse, IQ tests should play significant role in programs for gifted students. Substance of the Lippmann Terman debates of the 1920s is examined, followed by acknowledgment of major limitations of IQ tests and discussion of rationales for special programs for the gifted. Argument is made for use of IQ tests in an…

The interview with Elizabeth Hagen, the co-creator of the Cognitive Abilities Test and a revisor of the Stanford-Binet Intelligence Test, deals with such issues in gifted education as general intelligence vs. specific abilities, validity of test scores at the preschool level, and misconceptions about retesting gifted students. (Author/CL)

This article discusses the psychological theories and concepts of Alfred Binet and how they have been misused in modern school psychology. (DMT)