Faculty may request the ArcGIS Education Edition one-year license for their students at www.esri.com/slpromo. This is provided at no charge to institutions with an Education Site License. Requests must come from a faculty member with a campus mailing address. The faculty member is required to have the customer code. Contact Dennis Swarwout for the customer number.
Faculty and Staff "The Esri Education Site License provides the right to use select ESRI software and products for teaching, research, and administrative purposes throughout an institution. Some software and data may not be used for administrative purposes (such as facilities management, bus routing, or other tasks related to the management/operation of the institution), but may be used for teaching and research purposes; ..."
http://www.esri.com/industries/university/academic_programs/sitelic-faq.html
To acquire software, contact
Dennis Swartwout, Site License Administrator
Earth Science Information Office
310 Hicks Way, Blaisdell House
University of Massachusetts
Amherst, MA 01003
Tel: 413.545.0359
Fax: 413.545.2304
esic@tei.umass.edu