In multilingual societies, codeswitching is a daily occurrence, yet the use of students' 1st language in the EFL classroom has been discouraged. This volume examines current theoretical work on codeswitching and the convergence and divergence between university language teachers' beliefs about codeswitching and their classroom practice.

Roger Barnard is an Associate Professor in Applied Linguistics at the University of Waikato, New Zealand. His recent publications include Researching Language Teacher Cognition and Practice (2012, edited with Anne Burns) and Creating Classroom Communities of Learning (2009, edited with Maria Torres-Guzman).

James McLellan is a Senior Lecturer in English Language and Linguistics at Universiti Brunei Darussalam. His recent publications include Code Switching in Malaysia (2009, edited with M.K. David, S. Rafik-Galea and Ain Nadzimah Abdullah ).