The Flow of Manga in the Global World. SGMS (Schoolgirls and Mobilesuits) 2005: Culture and Creation in Manga and Anime, Minneapolis College of Art and Design. October 2005.

Hong Kong Comic Strips and Japanese Manga: A Historical Perspective on the Influences of American and Japanese Comics on Hong Kong Manhua. The Third International Design History Forum, Osaka University, 21st Century COD Program “Interface Humanities,” Osaka Museum of Housing and Living, and Osaka Museum of History, Osaka, Japan. March 2003.

Manga, Manhua: Japanese Influence on Hong Kong Comics. SGMS (Schoolgirls and Mobilesuits) 2002: Culture and Creation in Manga and Anime, Minneapolis College of Art and Design. September 2002.

Politics and History: A Preliminary Inquiry of the Development of Graphic Design in Greater China. Department of Graphic Design, North Carolina State University. March 2002.

Chinese-ness or International Style: The Struggles of Chinese Poster Art. Symposium for the Hong Kong International Poster Triennial 2001, Hong Kong. October 2001.

The Past and the Future: Politics and History of Graphic Design in Greater China. GraphiCooper Design Lecture Series, Cooper Union School of Art, New York. October 2001.

How to Learn Graphic Design. Department of Design, Central Academy of Fine Arts, Beijing, China. May 2001.

An Analysis of Hong Kong Television Commercial Creative Strategies. Art of Commercials, Hong Kong Arts Centre, Hong Kong. January 2001.

Advertising Culture and Social Change in Hong Kong. Asian Cultural Studies Workshop, Harvard University. December 1999.