Molly Roy is a cartographer and artist whose work centers on dynamic, storytelling maps and graphics. She is the head cartographer for Rebecca Solnit’s Nonstop Metropolis: A New York City Atlas and a contributing cartographer to Solnit’s Unfathomable City: A New Orleans Atlas. Molly is a cofounder and board member of Guerrilla Cartography, a non-profit producing globally crowd-sourced and crowd-funded atlases. She was a lead editor on both Food: An Atlas and Water: An Atlas, two of Guerrilla Cartography’s most recent works. Molly runs her own mapping business, M. Roy Cartography, and her work can be viewed at