The 12 chapters in this book interpret teacher development in relation to self-development, teacher reflection, teacher biographies, cultures of teaching, teacher careers, teachers' work, gender identity, and classroom practice. The collection begins with an introductory chapter (Andy Hargreaves and Michael G. Fullan) and continues with 11 additional chapters as follows: (2) "You Don't Have To Be a Teacher to Teach This Unit: Teaching, Technology and Control in the Classroom" (Michael W. Apple and Susan Jungck); (3) "Teacher Development and Gender Equity" (Heather-jane Robertson); (4) "Helping Teachers Develop" (Philip W. Jackson); (5) "Teachers as Designers in Self-directed Professional Development" (Christopher M. Clark); (6) "Classroom-based Teacher Development" (Dennis Thiessen); (7) "Sponsoring the Teacher's Voice: Teachers' Lives and Teacher Development (Ivor F. Goodson); (8) "Teacher Development and Instructional Mastery" (Michael Huberman); (9) "Contexts for Teacher Development: Insights from Teachers' Stories" (Danielle Raymond, Richard Butt, and David Townsend); (10) "Facilitating Teacher Self-development: Reflections on Experience" (Antoinette Obert and Susan Underwood); (11) "Understanding Reflection through Collaborative Research" (William Louden); and (12) "Cultures of Teaching: A Focus for Change." (Andy Hargreaves). (LL)