The present study investigates the locus of language selection in less and more proficient language learners, specifically testing differential predictions of La Heij's (2005) concept selection model (CSM) and Kroll and Stewart's (1994) revised hierarchical model (RHM). Less and more proficient English dominant learners of Spanish participated in…

The alleged persistence of first-language dominance for arithmetic operations in bilinguals was investigated. Thirty-two Japanese-English bilinguals aged, 19-58, years solved arithmetic problems presented auditorily. Reaction time varied for short-term and long-term U.S. residents. (16 references) (Author/LB)