Stephen Kemmis is a Professor Emeritus of the School of Education, Charles Sturt University, Wagga Wagga. He is a co-author with Wilfred Carr of Becoming Critical: Knowledge, Education and Action Research (London: Falmer, 1986); with Robin McTaggart and Rhonda Nixon of The Action Research Planner: Doing critical participatory action research (Singapore: Springer, 2014); with Jane Wilkinson, Christine Edwards-Groves, Peter Grootenboer & Laurette Bristol of Changing Practices, Changing Education (Singapore: Springer, 2014); and with Christine Edwards-Groves of Understanding Education: History, politics and practice (Singapore: Springer). His main interests are in education and educational research, practice theory (particularly the theory of practice architectures), and critical participatory action research.