Koby, P. J. “‘Sugar of All Sorts…Clayed & Refined’: Historical GIS and the Landscape of Sugar in Colonial Barbados”. Slideshow presentation at the annual meeting of the Association of American Geographers, Los Angeles, April, 2013.
Koby, P. J. “Spatial analysis of ancient Maya settlement near karst sinkholes at Xuenkal, Yucatán, Mexico.” Poster presented at the Graduate Student Symposium, Kent State University, Kent, OH, April, 2012.
Blanford, J., and P. J. Koby. Workshop of SymbolStore project with Dept. of Homeland Security agencies, Washington, DC, January 2013.