1 Introduction.- 2 Duoethnography to Explore the Work and Lives of Teacher Educators.- 3 Our educational journeys.- 4 Becoming a teacher educator.- 5 Policy and educational contexts of teacher education.- 6 Collaboration and the work of teacher educators.- 7 Working with the teaching profession.- 8 Developing pedagogies of teacher education.- 9 Constructing an identity as a teacher educator.- 10 What does 'becoming a teacher educator' mean?.