Gretchen N. Peterson is a world-renowned geospatial professional who has crafted maps for some of the largest global audiences, including the Wikimedia Foundation, Snap, and Meta, as well as for more specialized uses like regional salmonid habitats and local wetland and floodplain mitigation. She is also the author of City Maps: A Coloring Book for Adults, Cartographer’s Toolkit, and co-author of QGIS Map Design.