2020-present
Professor

2012-2019
Associate Professor


Department of Psychology
Azusa Pacific University, CA

  • Teach research methods, test and measurement, statistics, and data science
  • Conduct research in research methodologies, and cross-culutral comparisons, including education in international contexts
  • Provide consulting services to APU faculty in quantitative research
  • Organize Big Data Discovery Summit and Data Science Consortium


2005-2011
Director of Research & Assessment


Applied Learning Technologies Institute
Arizona State University, AZ

  • Develop instruction-assessment feedback loops using cognitive item response theory
  • Conduct research for supporting institutional strategic planning on instructional technology
  • Mentor doctoral students & graduate assistants.



2001-2005
Psychometrician


Assessment, Development, and Innovation/
Assessment, Research, and Evaluation
Cisco Systems Inc./Aries Technology

  • Conduct psychometric research using classical analysis, Item Response Theory, data visualization, and exploratory data analysis (e.g. Bilog, Winstps)
  • Automate data analysis process (e.g. SAS Macros, Perl)
  • Develop Web-based databases for item banking (e.g. FileMaker Pro)



2000-2001
Academic Research Manager


Educational Data Communication, Analysis, Research, and Evaluation (ED-CARE)
Division of Educational Psychology, Arizona State University, AZ

  • Conduct measurement and statistical analysis for program evaluation
  • Design and manage networking infrastructure
  • Supervise graduate assistants and mentor graduate students in research
  • Organize and present in research seminars


1997-2000
System Analyst


Instruction and Research Support
Information Technology, Arizona State University, AZ

  • Develop internet-based applications for instruction and research
  • Conduct research to evaluate the effectiveness of technology-based instruction
  • Supervise doctoral students in dissertation committees
  • Teach classes and workshops regarding research, evaluation, database design, and network design.


1996-1997
Management Research Analyst


Graduate College/Institutional Analysis and Data Administration
Arizona State University, AZ

  • Perform statistical analysis and database query for educational research
  • Develop homepages for the office
  • Provide computing support
  • Administer local area networks and Internet servers.


1995-1996
Supervisor


Technology Resources Lab/Student Computing Lab
Arizona State University, AZ

  • Manage networks including Windows NT, Novell Netware, and PowerMac Workgroup servers
  • Provide computing support for faculty
  • Supervise graduate assistants and workstudy workers




1983-1984
Manager


Youth Literary Book Company, Hong Kong

Managed the marketing and inventory control of a college-oriented book store, coordinated book exhibitions in various colleges and universities.


1982-1083
Book seller


Cosmosy Book Company, Hong Kong




I was a research assistant during my graduate study. Additionally, I provide statistical consulting services to different types of clients.