Mitchell, Tyler: - "Tyler Mitchell is the author of Web Mapping Illustrated - a book focused on teaching how to use popular Open Source Geospatial Toolkits. He works as the Executive Director of the Open Source Geospatial Foundation, aka OSGeo.

He has over a dozen years of industrial geospatial and GIS experience in natural resource management and forestry in western Canada. He came to open source to find tools that he could use throughout his career as a geospatial professional. What he found were tools that could dramatically improve enterprise, corporate-wide, geospatial data management and communication.

He is an avid proponent of the popular web mapping program, MapServer, and other spatial data management tools including PostGIS, GDAL/OGR and QGIS. His work and interests include geospatial and tabular data management, analysis, manipulation and visualization through maps."