Geopedia: A Brief Compendium of Geologic Curiosities - Marcia Bjornerud

Marcia Bjornerud is professor of geosciences and environmental studies at Lawrence University and a contributing writer for the New Yorker, Wired, the Wall Street Journal, and the Los Angeles Times. Her books include Timefulness: How Thinking like a Geologist Can Help Save the World (Princeton). Haley Hagerman is a graphic artist and the illustrator of Timefulness.