About GIS
Up one level"No GIS can be a success without the right people involved. A real-world GIS is actually a complex system of interrelated parts, and at the center of this system is a smart person who understands the whole." ~Roger Tomlinson from "Thinking about GIS"
An Introduction to Geographic Information Systems Technology
Primer document that discusses overview of GIS technology and data; technological dimensions of GIS and related technologies; and GIS data types, structures, and applications.
Benefits of GIS Generally Fall Into Five General Categories
A post by Jack Dangermond: More thoughts on the benefits of GIS