CHIEW Poh Shin (周宝芯, 周寶芯) is a senior lecturer in the Department of Malaysian Languages and Applied Linguistics, Faculty of Languages and Linguistics, Universiti Malaya. She earned her Bachelor's, Master's, and PhD from Nanjing Normal University, specialising in Chinese language and linguistics. Her primary research interests include phonetics and phonology, language variation, and language acquisition. Currently, she focuses on sociophonetics and prosodic studies, particularly in the varieties of Chinese like Hokkien, Cantonese, and Mandarin. She has a deep passion for human speech and wants to explore how speech sounds connect with cognition, society, and culture. Beyond academic research, she enjoys engaging in popular science work, sharing the fascinating world of linguistics with the public.