2004 :         Hongbo Yu, University of Tennessee
                   Spatio-temporal GIS Design for Exploring Interactions of Human Activities
                   [Published in CaGIS vol. 33, no.1]   

2005 :         Zaria Tatalovich, University of Southern California 
                   A Comparison of Thiessen Polygon, Kriging, and Spline Models
                   of Potential UV Exposure
                   [Published in CaGIS vol. 33, no. 3]

2007 :         Wenwu Tang, University of Iowa
                    Development of a Spatially Explicit Agent-based Simulation Package
                    for Modeling Complex Adaptive Geographic Systems

2008:           Debarchana Ghosh, University of Minnesota
                    Spatio-temporal Models to Delineate West Nile Virus Transmission Cycles as High-risk Exposure
                    Areas at Local Scales