This book investigates the historical development and enduring influence of radical thought and practice within British education. Brian Simon, a prominent historian of education, draws upon extensive archival research and primary source materials to trace the evolution of progressive and dissenting educational movements. The book argues that these radical traditions, often challenging established norms, have consistently pushed for greater equity, critical pedagogy, and democratic reform within the British educational system.

The book is recognized as a foundational text in the history of British education, offering a comprehensive overview of dissenting and progressive movements. Scholars often cite Simon's meticulous research and his ability to connect educational theory with historical practice. It is valued for its critical perspective on the development of schooling and its emphasis on the persistent struggle for more equitable and democratic educational systems.