This paper examines evidence for relationships among individual differences (IDs) in L1 achievement, L2 aptitude, and L2 achievement. It begins by providing an overview of my academic journey from L1 educator to L2 researcher and explains the development of the Linguistic Coding Differences Hypothesis (LCDH). Next, I review Peter Skehan's…

Colleges and universities often permit students classified as learning disabled (LD) and other students not classified as LD to substitute courses for or waive the foreign language requirement. The Modern Language Aptitude Test (MLAT) has become an increasingly popular assessment tool to determine which students can or cannot pass foreign language…

This book contains two versions of the Language Aptitude Test. It is part of a package of materials developed for use in an English for Special Purposes project, which offers classes in reading, grammar, and emergency care attendant training for limited English proficient students. Introductory material describes the parts of two versions and…

The report of the Interagency Language Roundtable's invitational symposium on language aptitude testing consists of a description of the project and appendixes which include the following: (1) the symposium program and abstracts of papers; (2) a list of participants; and (3) summaries of the discussions of three working groups (on applications,…