Tomi Um is a Brooklyn based illustrator. She is best known for her advertising work, including the very popular Casper Mattress ads found throughout the New York City subway. Her illustrations have appeared in Time Magazine, the New York Times, the Wall Street Journal, Billboard Magazine, the Hollywood Reporter, Fab.com, the Washington Post, and many more. Tomi loves going to see operas at the Met, eating noodles, and spending her summers and Christmas in Helsinki.