Dr. Angel Chan is Associate Professor and founding member of the Speech Therapy Unit at the Department of Chinese and Bilingual Studies of the Hong Kong Polytechnic University. Her training includes Speech Therapy (BSc, University of Hong Kong), Linguistics (MPhil, Chinese University of Hong Kong), and Psycholinguistics (PhD, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany). She studies child first and second language acquisition in cross-linguistic and multi-lingual contexts, so far involving Cantonese, Mandarin, English, German, Urdu and Kam. Her interests include cognitive linguistic, typological-functional and processing approaches to the study of language acquisition and disorders, clinical linguistics, and development of language assessment and intervention approaches for children in a Chinese and bilingual context. She is collaborating with researchers from the European COST Action LITMUS (Language Impairment Testing in Multilingual Settings) Bi-SLI initiative to study bilingual ethnic minority children in Hong Kong and China, and her team members have developed language assessment tools for Cantonese, Mandarin, Kam and Urdu. Her research works are published in Journal of Child Language, Frontiers in Psychology (Language Sciences), Bilingualism: Language and Cognition, International Journal of Bilingualism, Cognition, Cognitive Development, and Cognitive Linguistics. She currently serves on the editorial board of First Language.