2007 ITiCSE, Dundee, Scotland

2007 SIGCSE, Covington, KY

2006 CCSCNE, Worcester, MA

2006 SIGCSE, Houston, TX

2005 SIGCSE, St. Louis, MO.

2003 North American Fuzzy Information Processing Society, Chicago, IL.

2001 North American Fuzzy Information Processing Society

2001 Association of Computing Machinery Special Interest Group on Computer Science Education, Charlotte, NC.

1999 Upstate New York Course Technology Spring Forum

1999 North American Fuzzy Information Processing Society, New York, NY.

1998 North American Fuzzy Information Processing Society, Pensacola Beach, FL

1998 IEEE World Congress on Computational Intelligence, Anchorage, Alaska

1998 Association of Computing Machinery Special Interest Group on Computer Science Education, Atlanta, GA.

1997 SIGPLAN Symposium on Principles and Practice of Parallel Programming, Las Vegas, NV