The GSG is a specialty group within the Association of American Geographers (AAG). You must be a member of the AAG to be a member of GSG. To join the AAG, visit the AAG web page (http://www.aag.org/) and click on "Membership". From there you can request the online form to join. The cost of membership is graduated based on income. As of 1/13/2000 it varied from $55 to $157 per year. There are also special student rates. Dues for the GSG are in addition to AAG dues. Regular dues for the GSG are $10 per year and dues for students are $0 per year.