GIS is a field of Geography where researchers can analyze data about an area and produce maps and other products related to that analysis. GIS often uses the programs ArcView and ERDAS both standards in the industry.
If you have interest in adding to this guide please contact Tim Lynch. Thanks!!
The GIS Lab is a really great place to find out information about making posters. Talk to Vinton Valentine (207) 228-8455 or your instructor for specifics.