Intelligence articles from June 2001

Intelligence archives from June 2001

Structural models of the relations between age and measures of cognitive functioning.
June 1, 2001... 1. Introduction Assume that a researcher is interested in attempting to explain age-related effects observed on a measure of free recall memory. Almost any type of cognitive variable could be selected for the sake of illustration, but free...

IQ is related to the worst performance rule in a memory task involving children.
June 1, 2001... 1. Introduction Suppose a group of elementary school children is given an IQ test and a multitrial memory task. Which would be a better predictor of their IQ: their worst performance on the memory task or their best performance on the...

WAIS-III IQs, Horn's theory, and generational changes from young adulthood to old age.
June 1, 2001... 1. Introduction It has long been known that scores on Wechsler's adult scales are generally lower for the older age groups than the younger ones, with Wechsler (1958, p. 142) noting, "What is definitely established is... that the...

Preattentive processing and cognitive ability.
June 1, 2001... 1. Introduction This study investigates the nature of the relationship between performance on elementary cognitive tasks (ECTs) and intelligence test performance. In this paper, ECTs are relatively simple discrimination and reaction time...

Description versus strong inference The Psychology of High Abilities.(Review)
June 1, 2001... Description versus strong inference The Psychology of High Abilities by Michael J.A. Howe (1999). London: MacMillan. ISBN 0-333-75096-9 (hbk), 0-333-75097-7 (pbk). Pp. ii + 198. These two books appear to be targeted to the informed public,...

Genius Explained.(Review)
June 1, 2001... Genius Explained by Michael J.A. Howe (1999). Cambridge: Cambridge University Press. ISBN 0-521-64018-0 (hbk), 0521-64968-4 (pbk). Pp. iii + 221. These two books appear to be targeted to the informed public, parents interested in...

The Inevitable Domination by Man: An Evolutionary Detective Story.(Review)
June 1, 2001... The Inevitable Domination by Man: An Evolutionary Detective Story Seymour W. Itzkoff. (2000). Ashfield, MA: Paideia Publishers ISBN 0-913993-16-6 pp. xvi+400. Hbk price US$37.50 Seymour Itzkoff has published elsewhere on `decline of...