1 This is a pre-print version of the chapter Ethics in Language and Identity Researchby Anna Kristina Hultgren, Elizabeth J. Erling and Qumrul Hasan Chowdhury to appear in The Routledge Handbook of Language and Identity Edited by Sian Preece © 2016 Routledge Ethics in Language and Identity Research Anna Kristina Hultgren, Elizabeth J. Erling and Qumrul Hasan Chowdhury