Lora Bartlett is an associate professor of education at the University of California, Santa Cruz. Her research advances knowledge related to teachers' professional commitment, conceptions of teacher professionalism, and the composition of the teacher workforce. Alisun Thompson is an assistant professor and teacher educator at the University of Puget Sound. Her research focuses on the conditions that attract, support, and retain teachers in the profession. Judith Warren Little is the Carol Liu Professor of Education Policy, emerita, at the University of California, Berkeley, and an elected member of the National Academy of Education. She is a sociologist whose research focuses on teachers' work and the organizational and policy contexts of teaching. Riley Collins is a doctoral candidate in the Education Department at the University of California, Santa Cruz, whose work centers on teacher labor organizing.