Since the 1950's there has been a tremendous shift in the way language and language behavior is viewed. The shift is characterized as a general movement away from surface observation and analysis to attempts at the description and analysis of underlying linguistic forms. The interest in underlying linguistic forms has, in a rather natural way, led…

To produce and evaluate a language development program for culturally deprived preschool children based on characteristics of Piaget's theory of intelligence, a 6-week experimental study was carried out in Project Headstart, Starkville, Mississippi. Randomly-selected, 45 Negro Headstart enrollees made up three groups--two were taught the…

Studies conducted with middle-class balanced bilinguals in "additive" environments, where both languages are prestigious, have generally reported that bilinguals showed a higher level of cognitive performance than monolinguals. In these studies, bilinguals showed higher levels of general intellectual skills, higher levels of divergent thinking, a…