The GIS 20: Essential Skills, third edition

By Gina Clemmer

The GIS 20: Essential Skills, third edition, provides a quick start to learning the basics of visualization and mapmaking skills in ArcGIS Desktop 10.6.

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GIS is your tool, not your career. How can you quickly begin applying GIS in your work?

The GIS 20: Essential Skills, third edition, presents step-by-step instructions, illustrations, and practical tips on how to perform the top 20 skills needed to successfully use a geographic information system (GIS). These skills include finding and editing data, querying GIS maps, creating reports, and sharing and publishing maps.

Gina Clemmer

Gina Clemmer is the president of New Urban Research, Inc., a research and training company in Portland, Oregon. She has spent the better part of the last decade training thousands of new GIS users. Clemmer holds a masters degree in urban planning from the University of Iowa.

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