Each chapter features an introduction, an overview of existing research, and a critical assessment of hypotheses and findings. is key reading for all advanced students and researchers working at the intersection of sign language research, linguistics, psycholinguistics, and neurolinguistics. Chapters 5, 18 and 19 of this book are freely available as a downloadable Open Access PDF at http://www.taylorfrancis.com under a Creative Commons [Attribution-Non Commercial-No Derivatives (CC-BY-NC-ND)] 4.0 license.