The domain-independent and domain-dependent approach to the evolution of cognition have been taken by separate groups of researchers who have focused exclusively on either the formal properties or the distinct cognitive demands of tasks. We express the view that synthesizing the two approaches could lead to a more complete understanding, and…

This paper examines the relationship between span memory [e.g., immediate memory, short-term memory (STM), simple span] and general ability ("g") though a reanalysis of two data sets [Christal, R. E. (1959). "Factor analytic study of visual memory." "Psychological Monographs: General and Applied," 72 (13, Whole No. 466); Kelley, H.P. (1964).…

Studied strategy development in a computerized task developed from the block design task of S. Kohs (1923). Results for 90 subjects aged 12, 17, and adult show 3 strategies: global, analytic, and "synthetic." Discusses some age differences and implications for recent work in cognitive and developmental psychology. (SLD)