SECTION A：HERITAGE LANGUAGE LEARNING 3
Current Issues in Heritage Language Acquisition&Silvina Montrul 3
Curriculum Development for Advancing Heritage Language Competence:Recent Research,Current Practices,and a Future Agenda&Kimi Kondo-Brown 31
International Comparative Perspectives on Heritage Language Education Policy Research&Jeffrey Bale 57
The Heart of Heritage:Sociocultural Dimensions of Heritage Language Learning&Agnes Weiyun He 89
SECTION B：RESEARCH METHODS AND TECHNIQUES 115
Meta-analysis in Second Language Research:Choices and Challenges&Frederick L.Oswald and Luke Plonsky 115
Concurrent Verbal Reports in Second Language Acquisition Research&Melissa A. Bowles 150
Qualitative Interviews in Applied Linguistics:From Research Instrument to Social Practice&Steven Talmy 173
Uses of Eye-Tracking Data in Second Language Sentence Processing Research&Paola E. Dussias 201
SECTION C：LANGUAGE SOCIALIZATION 229
Language Socialization into Academic Discourse Communities&Patricia A. Duff 229
Becoming National:Classroom Language Socialization and Political Identities in the Age of Globalization&Debra A. Friedman 262
Language Socialization in the Workplace&Celia Roberts 286
SECTION D：LINGUISTIC THEORY AND SECOND LANGUAGE ACQUISITION 313
Semantic Theory and Second Language Acquisition&Roumyana Slabakova 313
Second Language Acquisition and Syntactic Theory in the 21st Century&Juana M. Liceras 335
Usage-Based Approaches to Language and Their Applications to Second Language Learning&Andrea Tyler 365