e-Learning, Information Literacy, Information Ethics, Research Integrity, Research Ethics Education 

1993/8~1999/7 Associate Professor, Institute of Communication, National Chiao Tung University

1999/8~2000/7 Professor, Institute of Communication, National Chiao Tung University

2003/1~2005/12 Chair, Information Education Division, National Science Council

2005/8~2007/7 Chair, Institute of Education/Center for Teacher Education, National Chiao Tung University

2006/8~2012/7 Chair Professor, National Chiao Tung University

2010/1~2012/12 Program Chair, Popular Science and Communication Division, National Science Council

2011/8~2013/7 Chair, Institute of Education/Center for Teacher Education, National Chiao Tung University

2013/4~present Lifetime Chair Professor, National Chiao Tung University

2013/6~2014/1 Director, Research Center for Humanities & Social Sciences, National Chiao Tung University

2013/9~2014/1 Board Reviewer, Department of Science Education, Ministry of Science and Technology

2014/1~2014/3 Director General, Department of Science Education, Ministry of Science and Technology (on secondment)

2014/3~2015/12 Director General, Department of International Cooperation and Science Education, Ministry of Science and Technology (on secondment)

2016/8~present Committee Chair,Research Ethics Committee for Human Subject Protection, National Chiao Tung University

2017/5~present  Director, Office of Academic Ethics and Research Integrity, National Chiao Tung University