Margaret McNamara is the author of three other titles about Mr. Tiffin's class - A Poem in Your Pocket, called "a nimble introduction to poetry" by the New York Times; The Apple Orchard Riddle, said to "spark fruitful curriculum discussion" by School Library Journal; and How Many Seeds in a Pumpkin?, called "illuminating" by Family Fun magazine. She is also the author of The Three Little Aliens and the Big Bad Robot and George Washington's Birthday. Ms. McNamara lives in New York City.

Julia Denos is the author of the multi-awarded picture book Windows, as well as Here and Now, both illustrated by E.B. Goodale, and is author/illustrator of Swatch: The Girl Who Loved Color, her author/illustrator debut, which was a 2016 ALA Notable selection. She is the illustrator of Margaret Cardillo's Just Being Audrey and Just Being Jackie, as well as I Had a Favorite Dress by Boni Ashburn.