Ian Maddieson is a linguist formerly at UC Berkeley, and now an Adjunct Professor Emeritus at the University of New Mexico. He was Vice-President of the International Phonetic Association, and Secretary of the Association for Laboratory Phonology. He wrote the books Patterns of Sounds and Sounds of the World's Languages.
- Ladefoged, Peter; Maddieson, Ian (1996). The Sounds of the World's Languages. Oxford: Blackwell. ISBN 0-631-19814-8.
- Based on data from about 400 languages, the book describes the known contrasting phonetic categories (ways in which the phonemic sounds of the human languages may differ)
- Ian Maddieson, Patterns of Sounds,