"Taza" in Spanish refers to cups and mugs in English, whereas glass refers to different glass types in Spanish: "copa" and "vaso." It is still unclear whether such categorical distinctions induce early perceptual differences in speakers of different languages. In this study, for the first time, we report symmetrical…

Results of an experiment using perception and discrimination learning tests showed that, in children, perception is affected by labels, perceptual learning, and selective attention. These effects are determined developmentally. As age increases, the effects of verbal clues decrease and those of perceptual clues increase. (PMJ)

Research performed pursuant to a contract with the Defense Language Institute. Complete report of this research is available on request from Defense Language Institute Headquarters, R and S Division, Anacostia Naval Annex, Washington, D.C.; Reference: Final Report -- The Role of Personality Variables in Second Language Behavior.'' (RS)