Esri Press has published the second edition of “The GIS 20: Essential Skills” by Gina Clemmer.

The workbook helps readers master the top-20 skills needed to become proficient in using ArcGIS software.

"The GIS 20: Essential Skills," second edition, features topics to advance GIS skills. Photo credit: Esri.

“The GIS 20: Essential Skills” provides step-by-step instructions, illustrations and practical tips on how to perform the fundamental skills to use GIS.

Skills covered include finding and editing data, querying GIS maps, creating reports and publishing maps. The second edition features topics to advance GIS skills, exercise data on an accompanying DVD and ArcGIS 10.1 desktop software (180-day use) to work through the exercises.

“The GIS 20: Essential Skills” is available online at Amazon and at