Kathleen Kudlinski was born in Pennsylvania. When she grew up, she studied art and biology at the University of Maine. She became a science teacher, but when she stopped teaching, she tried writing. She is the author of books about Rosa Parks, Franklin Delano Roosevelt, Dr. Seuss, and many more.

Meryl Henderson is a graduate of Syracuse University. In 1974, she graduated summa cum laude with a bachelor of fine arts degree. For over forty years, she has been working as a freelance illustrator, specializing in artwork for children. She has illustrated more than a hundred books and has contributed illustrations to countless magazines and educational books. She currently lives in Catskill, New York.