New in paperback. Hardcover was publised in 2014. Specially commissioned chapters by leading academics and researchers of language testing address the most important topics facing researchers and practitioners, including: An overview of the key issues in language testing; Key research methods and techniques in language test validation; The social and ethical aspects of language testing; The philosophical and historical underpinnings of assessment practices; The key literature in the field; Test design and development practices through use of practical examples.