We investigated time-related patterns in levels of cognitive performance during the period from 1970 to 1993 based on data from Swedish draft boards. The conscripts, including more than a million 18-19-year old men, had taken one of two versions of the Swedish enlistment battery (SEB67; 1970-1979 or SEB80; 1980-1993), each composed of four…

The study investigated native language verbal skills among low and highly proficient bilinguals, using the WISC III verbal subtests. Highly proficient bilinguals showed a superiority for almost all verbal subtests. This finding lends support to Threshold Theory which maintains that bilinguals need to achieve high levels of linguistic proficiency…

Part I of a 3-part report. See also AA 501 769 through AA 501 772.

If the principles of languages are applied to the learning of arithmetic, it appears that elementary grade pupils are being introduced to mathematical symbols at too early an age. (MP)

Eighty sixth-grade subjects, split into five independent groups, learned two PA lists of 12 noun pairs each. Two groups performed under traditional transfer conditions with lists conforming to a negative transfer paradigm, A-B, A-C, or to a reference paradigm A-B, C-D. Two other groups learned the same lists under a syntactic PA method where the…