Four papers on linguistic theory and language research include: "Language Policy, Language Education, and Language Rights: Indigenous, Immigrant, and International Perspectives" (Nancy H. Hornberger), a discussion of how language policy and language education serve as vehicles for promoting the vitality, versatility, and stability of indigenous languages; "Talk to Me! The Development of Request Strategies in Non-Native Speakers of English" (Caryn L. Francis), a study of development of pragmatic competence across nine levels of English proficiency; "English Article Deletion in Korean EFL Learners' Compositions" (Hikyoung Lee), an analysis of the linguistic and social factors influencing deletion of the definite and indefinite article in the written compositions of Korean learners of English; and "Effects of Instructional Strategies on Second Language Acquisition Process" (Victoria Jo), a discussion of instructional strategies based on three dimensions (experiential-analytic, implicit-explicit, intralingual-crosslingual) in code-focused second language instruction. (MSE)