Facts:   - residence: hong kong    - known for: systemic functional linguistics    - caption: jonathan j. webster    - work institutions: city university of hong kong    - influences: michael halliday    - field: linguistics      - name: jonathan j. webster    - image size: 240px    - image: http://lt.cityu.edu.hk/images/people/photos/ctjjw.jpg    - birth place: usa    - alma mater: state university of new york at buffalo   Based on these bullet points, write a short biography describing the life of jonathan webster .
The answer to this question is:
professor jonathan j. webster is a professor in linguistics in the department of linguistics and translation , city university of hong kong .he received his phd from the state university of new york at buffalo in linguistics .prior to coming to hong kong in 1987 , he taught at the national university of singapore in the department of english language and literature .his research interests include text linguistics , computational lexicography , and example-based machine translation .