Currently, all campuses of the University of Connecticut, with the exception of the medical school, are listed in the contract. ESRI is just the acronymous name of the development company that owns the copyright. As data analysis methods go, it's pretty cross-disciplinary. Political scientists and anthropologists apparently find it as interesting and invaluable.
Geographers are on the bandwagon, too, of course.
Distribution and Tracking The Center for Geographic Information and Analysis is responsible for the tracking and distribution of the software. The software can be installed on any University owned PCs within that department. Also, a link to the Environmental Systems Research Institute, Inc. web site.