Lily Williams grew up in Northern California, where she graduated with high distinction from California College of the Arts with a BFA in animation. Her books for children include If Sharks Disappeared and If Polar Bears Disappeared.

Williams seeks to inspire change in the world, engage audiences, and educate all ages in her practice of visual development, illustration, and animation. Her work can be seen in film, print, and classrooms around the world, and has been used to get legislation passed in the United States Senate.