This is the peer reviewed version of the following article: Bender, K. A., Heywood, J. S., and Kidd, M. P. (2017) Claims of employment discrimination and worker voice. Industrial Relations Journal, 48: 133–153, which has been published in final form at DOI: 10.1111/irj.12172. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.