Eleni Orfanidou is Lecturer ofCognitive/Experimental Psychology at the University of Crete,Greece. She was previously Postdoctoral Research Fellow at CityUniversity London, UK, and Research Fellow at the DeafnessCognition and Language Research Centre at University CollegeLondon, UK. She has published on various aspects ofpsycholinguistics and neurolinguistics in Journal of CognitiveNeuroscience, Journal of Memory and Language, andNature Communications. Bencie Woll is Professor of Sign Language Studies andDirector of the Deafness Cognition and Language Research Centre atUniversity College London, UK. She was elected as a fellow of theBritish Academy in 2012. She is the co-author or co-editor of manybooks, including her most recent, Sign Language: AnInternational Handbook (2012) and The Signs of a Savant(2010). Gary Morgan is Professor of Psychology at City UniversityLondon and Deputy Director of the Deafness Cognition and LanguageResearch Centre at University College London, UK. He has publishedwidely on sign language acquisition, theory of mind development,and psycholinguistic studies of sign languages, and he hasdeveloped several tests for assessing language skills in children.He is the co-author of several books, including Directions inSign Language Acquisition (2002) and The Signs of aSavant (2010).