[1][2][3] Png was previously a faculty member at the UCLA Anderson School of Management from 1985 to 1996,[4] and the Hong Kong University of Science and Technology from 1993 to 1996.
[5] Png attended the Anglo-Chinese School, Singapore, receiving the Tan Chin Tuan Medal for performance in the GCE Advanced Level Examination.
[7][8] In the early part of his career, Png's carried out applied theoretical research, studying the economics of litigation and enforcement, and showing several notable results with Dilip Mookherjee.
[1][14][15] In the following year, the National University of Singapore re-organized management along U.S. lines, with the Chief Academic Officer taking the title of Provost.
[23][24][25][26] In a series of opinion articles in the Singapore and Malaysian media, he advocated that environmental laws be extended to outlaw trans-boundary emissions.