| About the Author | Martin J. Ball is Honorary Professor at the University of Bangor, Wales. He has published many books, including most recently Grammatical Profiles: Further Languages of LARSP (Multilingual Matters, 2019 co-edited with Paul Fletcher and David Crystal).Paul Fletcher is Emeritus Professor of Speech and Hearing Sciences at University College Cork, Ireland. Since the 1970s he has published widely on language development and language impairment in children speaking English, Cantonese and Mandarin. His research focuses on grammatical and lexical development in typically developing children and in children with developmental disorders of language.David Crystal is Honorary Professor of Linguistics at the University of Bangor, UK. He is a writer, editor, lecturer and broadcaster who has specialised for over 50 years on all aspects of the English language. His books include The Cambridge Encyclopedia of the English Language (2019) which is now in its third edition, as well as Sounds Appealing (2018) and We Are Not Amused (2017). |
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