Art Lembo is a Professor in the Department of Geography and Geosciences at Salisbury University.  He also serves as the Technical Director for the Eastern Shore Regional GIS Cooperative (ESRGC).  Art has been using GIS technology since 1983, in both the private sector and in academia.  He has won numerous awards for teaching and GIS consulting projects. Art is a frequent contributor at regional, national, and international conferences, teaching technical workshops on Esri and open source GIS technology.  He has written numerous books, technical articles, and tutorials on GIS and spatial analysis.