Before writing her first book, I Must Have Bobo!, Eileen Rosenthal was a graphic designer with a background in book design and exhibition graphics. She has a Fine Arts degree from the University of Michigan and later studied at the School of Visual Arts in New York City. Ms. Rosenthal worked as a graphic designer in New York and was a children's book designer for Alfred A. Knopf.
Eileen met her husband, illustrator Marc Rosenthal, in New York City while working together at a design studio. They have since enjoyed many years of peaceful co-habitation and collaboration. Marc is the illustrator of I Must Have Bobo! and many other great books. They have a son and a cat or two and live in Massachusetts.