In this study I examine the construct of aptitude in learning Chinese as a second language (L2) to an advanced level. I test 2 hypotheses: first, that L2 aptitude comprises 4 components--working memory, rote memory, grammatical sensitivity, and phonemic coding ability--and second, that L2 aptitude affects learning both directly and indirectly…

Using an argument-based approach to validation, this study examines the quality of teacher judgments in the context of a standards-based classroom assessment of English proficiency. Using Bachman's (2005) assessment use argument (AUA) as a framework for the investigation, this paper first articulates the claims, warrants, rebuttals, and backing…