Thomas is a speech-language pathologist at the Chinese University of Hong Kong. He has worked with children and adults who stutter for more than 10 years. Thomas has provided Lidcombe program to English, Cantonese and Mandarin-speaking children in Australia, Hong Kong and China. Thomas obtained his Speech Pathology qualification at the University of Sydney. He also holds a masters degree in Epidemiology and Biostatistics from the Chinese University of Hong Kong and is currently completing his PhD at the Australian Stuttering Research Center, The University of Sydney. He teaches stuttering at several universities in Hong Kong. His research focuses on the topography and linguistic triggers of stuttering in Cantonese, a syllable-timed tone language.