Stuart J. Murphy is a visual learning specialist. A graduate of the Rhode Island School of Design, he has a strong background in design and art direction. He also has extensive experience in the world of educational publishing. Drawing on all these talents, Stuart J. Murphy brings a unique perspective to the MathStart series. In MathStart books, pictures do more than tell stories; they teach math.Stuart J. Murphy and his wife, Nancy, live in Boston.
Chris L. Demarest, illustrator of many children's books, including Firefighters A to Z , I Invited a Dragon to Dinner , Mayday! Mayday! , T. Rex at Swan Lake , and the Supertwins series, lives in Claremont, New Hampshire.