Her research expertise focuses on the quantitative analysis of language variation and change, with particular interest in longitudinal and cross-varietal comparisons of linguistic systems. She is also interested in decolonised and sustainable academic research practice. Her work has appeared in top linguistics journals, including Language, Journal of Sociolinguistics, Language and Linguistics Compass, English World-Wide, English Language and Linguistics and Studies in Language. Celeste is also currently Vice-President of the Australian Linguistic Society. Glenys Collard is a UWA Honorary Research Fellow, a Nyungar matriarch and native speaker of Australian Aboriginal English. (The Nyungar people are the First Nations people of Southwest Western Australia). She has amassed an impressive record of accomplishments in language teaching and learning, curriculum development and education management. She has qualifications in Aboriginal Community Management and Development (Curtin University, 1997) and has chaired multiple state-level and national committees. She has taught workshops to thousands of West Australians and has compiled unique collections for the recording and analysis of Nyungar language and AAE, including recordings of Nyungar language with respected elders in the Nyungar community.