This volume, Research Methods in Language, offers an overview of the wide range of methodological approaches to language and education across the axes of micro and macro-linguistic and social levels of analysis, as well as the multiple connections between them.The four sections each offer •Several reviews of different broad areas or subfields•Articles with a more narrow focus or demonstrating the application of an approach•International scope •Diversity of scholarly perspectivesThe resultant breadth and depth of theoretical and methodological research perspective makes this a unique and highly valuable resource.This is one of ten volumes of the Encyclopedia of Language and Education published by Springer. The Encyclopedia bears testimony to the dynamism and evolution of the language and education field, as it confronts the ever-burgeoning and irrepressible linguistic diversity and ongoing pressures and expectations placed on education around the world.