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About the SeriesThe SAGE Key Concepts series provides students with accessible and authoritative knowledge of the essential topics in a variety of disciplines. Cross-referenced throughout, the format encourages critical evaluation through understanding. Written by experienced and respected academics, the books are indispensable study aids and guides to comprehension.Key Concepts in Education provides students with over 100 essential themes, topics and expressions that Education students are likely to encounter, both during their courses and beyond in professional practice. Co-authored to draw on experiences of working within academia, local authorities and the classroom, the entries provide:a definition of the concepta description of the historical and practical contextan explanation of how the concept is appliedan evaluation of the concepthelpful references and suggested further readingThis book will be essential reading for students of Education, and an invaluable reference tool for their professional careers. About the AuthorsFred Inglis is Emeritus Professor of Cultural Studies, University of Sheffield. Lesley Aers is a senior member of a local authority school improvement service and an Ofsted inspector. Both authors are former schoolteachers.  


The verb ‘to sustain’ came into English from the French soutenir (in Italian, the verb is sostenere). It means to keep a person or a community from failing; or to cause something to continue at its existing level or standard. The word has been used in this way since the thirteenth century.

In schools, good results have to be sustained (and, if possible, improved). Staffing levels have to be sustained, depending on the budget. Sustainability, in these contexts, relies on the school's capacity to keep going at the same level. If a specific training initiative is in place leading to a new strategy, the school has to be sure there are enough trained staff to take this forward – to ensure its sustainability.

However, ‘sustainability’ now ...

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