Formerly, Staff Reporter, New York Daily News. 2003-11, Founding Dean, School of Journalism and Communications, Shantou Univ., China. 1999-2016, Journalism Professor and Founding Director, Journalism and Media Studies Centre, Univ. of Hong Kong. Sept 2016-, Honorary Professor, Technology-Enabled Teaching Initiative, HKU. 2009-, Board Member, Media Development Investment Fund.