Oct 2019 – Present | Visiting Professor, National Taiwan University; Professor, City University of Hong Kong |
Mar 2016 – Aug 2019 | Head and Professor, City University of Hong Kong |
June 2015 – Feb 2016 | Acting Head and Professor, City University of Hong Kong |
Oct 2012 – July 2013 | Associate Dean and Professor, City University of Hong Kong |
July 2011 – Sep 2012 | Associate Head and Professor, City University of Hong Kong |
2003 – June 2011 | Associate Professor, City University of Hong Kong |
1998 - 2002 | Assistant Professor, City University of Hong Kong |
Director, Center for Social Media Marketing and Business Intelligence (July 2012 – Present) |
Senior Editor, Journal of AIS (Dec 2010 – Present) |
Associate Editor, Information Systems Research, (January 2017-Present) |