Essays on Geography and GIS: Volume 2, is a new collection of essays written by many of the top academics in the fields of geography and GIS technology. Previously published individually in ArcNews magazine, these essays provide insight into the power of spatial thinking. Essays on Geography and GIS: Volume 2, is available for download at no cost. This volume is the follow-up to the popular Essays on Geography and GIS, which has been downloaded by more than 30,000 people since September 2008.

Begun three years ago, Esri's Best Practices series now contains more than 30 e-books that cover a wide range of topics in GIS. Visit the GIS Best Practices Web site at www.esri.com/bestpractices to explore the list of offerings and download your copy free of charge.