Part 1 Settings and issues: the contexts - Australia, Canada, United Kingdom, United States of America towards a reconceptualization of SBCD. Part 2 Case studies: Australia - establishing a unit curriculum for years 8-10 at River Valley Senior High School Canada - school-based curriculum deliberation United States of America - school-based curriculum development in Chester - revising a curriculum United Kingdom - managing curriculum development at Branston School and Community College. Part 3 Issues and prospects: re-examination of factors affecting SBCD current and future issues.