Katie Peek, Ph.D., is a journalist and data visualization designer who specializes in print graphics for science magazines. Her recent work has explored the opening Arctic, misled penguins, and internet infrastructure. She is a contributing artist at Scientific American and regularly creates pieces for Audubon and the New York Times. She also illustrates science books, including Magnitude: The Scale of the Universe and Einstein's Shadow: A Black Hole, a Band of Astronomers, and the Quest to See the Unseeable. Originally an astrophysicist, she holds a degree in science journalism and is the former graphics editor for Popular Science. She lives in Baltimore.