As globalization has increased awareness of the extent of language contact and linguistic diversity, questions concerning bilingualism and multilingualism have taken on an increasing importance from both practical and scholarly points of view. Written by leading experts and practitioners in the field, The Blackwell Guide to Research Methods in Bilingualism and Multilingualism: Highlights the interdisciplinary nature of research on bilingualism and multilingualism and offers a practical guide to the procedures and tools for collecting and analyzing dataSpecifically addresses methodological issues, discussing research topics, core concepts and approaches, and the methods and techniques availableLinks theory to method, and to data, and answers a real need for a know-how volume on bilingualism and multilingualism that deals with its methodology in a systematic and coherent way