James C. Liao

James C. Liao
廖俊智
Official portrait, 2025
9th President of the Academia Sinica
Assumed office
21 June 2016
Appointed byTsai Ing-wen
Vice PresidentWang Fan-sen
Andrew H. J. Wang
Wang Yu
Chin-Shing Huang
Mei-Yin Chou
Fu-Tong Liu
Tang K. Tang
Preceded byWang Fan-sen (acting)
Succeeded byChen Chien-jen (incoming June 2026)
Personal details
Born1958 (age 67–68)
EducationNational Taiwan University (BS)
University of Wisconsin–Madison (PhD)
Scientific career
FieldsChemical engineering
Synthetic biology
Biochemistry
ThesisModelling of Biochemical Reaction Networks (1987)
Doctoral advisorEdwin N. Lightfoot
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Liao Chun-Chih (Chinese: 廖俊智; pinyin: Liào Jùnzhì; born 1958), also known by his English name James Liao, is a Taiwanese-American chemical engineer and metabolic engineer who has been the president of Academia Sinica (AS) since 2016.

After earning his doctorate from the University of Wisconsin–Madison, Liao became a professor of chemical engineering at Texas A&M University in 1990. He then became a professor at the University of California, Los Angeles (UCLA), where he was the Parsons Foundation Professor of Chemical and Biomolecular Engineering from 2011 to 2016.

Liao is an elected member of the National Academy of Sciences, the National Academy of Engineering, and the National Academy of Inventors. He is best known for his work in metabolic engineering, synthetic biology, and bioenergy. Liao has been recognized for his research in the biosynthesis and production of higher alcohols such as isobutanol from sugars, cellulose, waste protein, or carbon dioxide.