Professor and Interim Dean, Deaf Studies Division,
Ohlone College, US.
Associate Professor and Head, Division of Audiology,
School of Health and Rehabilitation Sciences, University of Queensland, Australia.
Director, Center for Education Research Partnerships,
National Technical Institute for the Deaf, USA;
Founder and Editor-in-Chief, Journal of Deaf Studies and Deaf Education.
Board of Trustees Distinguished Professor, Department of Linguistics, University of Connecticut, US
Director, Cognitive Science Program, University of Connecticut, US
Vice Dean (Research), Division of Psychology & Language Sciences,
University College London, UK;
Director, ESRC Deafness, Cognition and Language Research Centre (DCAL), University College London, UK;
Chair, Sign Language and Deaf Studies, University College London, UK.