2023 Iowa Technology & Geospatial Conference, June 14-16, 2023, West Des Moines, IA.
2022 ESRI Education Summit, July 10-14, 2022, Virtual.
2021 ESRI Education Summit, August 6-7, 2020, Virtual.
2020 ESRI User Conference, July 13-16, 2020, Virtual.
2015 Iowa GIS Conference, April 7, 2015, Central College, Pella, IA.
2014 GeoDesign Summit, January 29-30, 2014, Redlands, CA.
2013 Iowa GIS Conference, April 2-4, 2011, Cedar Rapids, IA.
MidAmerica GIS Symposium, April 23-26, 2012, Kansas City, MO.
Center for Earthworks Engineering Research Industry Summit, March 7, 2012, Ames, IA.
2011 Iowa GIS Conference, April 12-15, 2011, Dubuque, IA.
MidAmerica GIS Symposium, April 19-22, 2010, Kansas City, MO.
Multistate Aquatic Resources Information System (MARIS) Research Meeting, April 5-8, 2010, Las Vegas, NV.
Rural GIS Summit, September 29-30, 2009, Osceola, IA.
2009 Iowa GIS Conference, April 20-22, 2009, Waterloo, IA.
Multistate Aquatic Resources Information System (MARIS) Research Meeting, December 10-12, 2008, Minneapolis, MN.
MidAmerica GIS Symposium, April 21-24, 2008, Kansas City, MO.
ArcGIS Server Implementation Seminar, ESRI, October 22, 2007, Des Moines, IA.
Multistate Aquatic Resources Information System (MARIS) Research Meeting, October 15-17, 2007, Madison, WI.
2006 Iowa State Government CIO Conference, Camp Dodge, IA.
Iowa State University Spring Faculty Conference, March 24-25, 2006, Ames, IA.
2005 Iowa GIS Roundtable, December 8, 2005, Des Moines, IA
2005 Iowa State Government CIO Conference, November 18, 2005, Des Moines, IA.
2005 Iowa GIS Conference, August 30 – September 1, Ames, IA.
Iowa State University Budget Model Symposium, May 26, 2005 Ames, IA.
Iowa State University Spring Faculty Conference, March, 2005, Ames, IA.
Iowa State University Spring Faculty Conference, April 30-May 1, 2004, Ames, IA.
MidAmerica GIS Symposium, April 18-22, 2004, Kansas City, MO.
Aquatic GAP Regional Meeting, August 18-19, 2003, Lincoln, NE.
2003 Iowa GIS Conference (planning committee), June30 – July 2, 2003, Ames, IA.
Open GIS Consortium, June 24, 2003, Bettendorf, IA.
Iowa State Conference on Race and Ethnicity (ISCORE), March 7, 2003, Ames, IA.
President’s Forums on Diversity, Spring 2003, Ames, IA.
Aquatic Conservation Planning Workshop, August 27, 2002, Ames, IA.
2002 Frye Leadership Institute, June 2002, Emory University, Atlanta, GA.
MidAmerica GIS Symposium (planning committee), April, 2002, Kansas City, MO.
2001 Iowa GIS Conference (planning committee), October 3-5, 2001, Iowa City, IA.
2001 National Gap Analysis Annual Conference, June, 17-21, 2001, Brookings, SD.
Development, Implementation and Future of the National Spatial Reference System, Society of Land Surveyors of Iowa, January 19, 2001, Ames, IA.
2001 Iowa Chapter American Fisheries Society, January 16-18, 2001, Ames, IA.
2000 National Gap Analysis Annual Conference, August 2-6, 2000, San Antonio, TX.
2000 ESRI International User Conference, June 26-30, 2000, San Diego, CA.
2000 MidAmerica GIS Symposium (planning committee), May, 2000, Osage Beach, MO.
1999 National Gap Analysis Annual Conference, August 2-6, 1999, Duluth, MI.
1999 Iowa GIS Conference (planning committee), July 31, 1999, Storm Lake, IA.
1999 ESRI International User Conference, July 26-30, 1999, San Diego, CA..
MidAmerica Gap Analysis Regional Conference, April 26&27, 1999, Ames, IA.
"Implementing the Aquatic Component of Gap Analysis in Riverine Environments", The National Gap Analysis Program, March 8-10, 1999, Columbia, MO.
1998 ESRI International User Conference, July 27-31, 1998, San Diego, CA.
1998 National Gap Analysis Annual Conference, July 20-24, Santa Barbara, CA.
1998 MidAmerica GIS Symposium (planning committee), May, 1998, Lincoln, NE.
1997 Iowa GIS Conference (planning committee), November, 1997, Cedar Falls, IA.
1997 National Gap Analysis Annual Conference, August 4-8 Reston, VA.
1997 ESRI International User Conference, July 8-11, 1997, San Diego, CA.
1997 NSGIC Planning Conference, January, 1997, Salt Lake City, UT.
1996 Iowa GIS Conference, (planning committee) October 5&6, 1996, Ames, IA.
1996 MidAmerica GIS Symposium (planning committee), May, 1996, Kansas City, MO.
1996 National States Geographic Information Council Conference (Iowa representative),, September 14-18, 1996, Tucson, AZ.
1995 Iowa GIS Conference (planning committee), October, 1995, Iowa City, IA.
1995 National States Geographic Information Council Conference (Iowa representative),, September, 1995, Burlington, VT.
1994 MidAmerica GIS Symposium (planning committee), May, 1994, Kansas City, MO.
1994 National States Geographic Information Council Conference (Iowa representative),, October, 1994, Jackson Hole, WY.
1993 National States Geographic Information Council Conference (Iowa representative),, September, 1993, Williamsburg, VA.
1992 MidAmerica GIS Symposium (planning committee), May, 1992, Overland Park, KS.
1992 National States Geographic Information Council Conference (Iowa representative), September, 1992, Santa Fe, NM.
1990 MidAmerica GIS Symposium (planning committee), May, 1990, Overland Park, KS.