Language teacher agency: major theoretical considerations, conceptualizations, and methodological choices / Hayriye Kayi-Aydar -- Examining high school English language learner teacher agency: opportunities and constraints / Aliza Fones -- "What if you don't have boots," let alone bootstraps? an ELL teacher's use of narrative to achieve and generate agency in the face of contextual constraints / G. Sue Kasun, J. Spencer Clark, A. Jyoti Kaneria & Emmie Staker -- Language teacher agency and high-stakes teacher evaluation: a positioning analysis / Amber N. Warren -- Using actor-network theory to problematize agency and identity formation of Filipino teachers in Japan / Alison Stewart -- World language teachers performing and positioning agency in classroom target language use / Michele Back -- Bi/multilingual teachers' professional holistic lives: agency to enact inquiry-based and equity-oriented identities across school contexts / Patricia Venegas-Weber -- English language teachers' agency and identity mediation through action research: a Vygotskian sociocultural analysis / Emily Edwards -- Problematizing English language teaching in China through a local Chinese English teacher agency lens / Wenjing Li & Peter De Costa -- Teacher authority and the collaborative construction of agency in second language writing instruction / Patricia Mayes -- Language teacher agency: a critical realist perspective / Karin Zotzmann -- Volunteer teacher agency in a church-based ESL program: an ethnography / Xia Chao -- English language instructors, medium of education, and professional agency: an Indian perspective / Priti Sandhu