Academic Positions
- Associate Professor, Faculty of Education, Simon Fraser University (2008–present)
- Assistant Professor, Faculty of Education, Simon Fraser University (2000–2007)
- Research Associate, Learning Research and Development Centre, University of Pittsburgh (1999–2009)
- Postdoctoral Fellow, CSILE/Knowledge Building Team, OISE/UT (1997–1999)
- Research Assistant, Learning Through Collaborative Visualization (CoVis) Project, Northwestern University (1992–1997)
- Research Assistant, Hypermedia Laboratory, Brock University (1990–1991)