Judith Viorst was born and brought up in New Jersey, graduated from Rutgers University, moved to Greenwich Village, and has lived in Washington, D.C., since 1960, when she married Milton Viorst, a political writer. They have three sons and seven grandchildren. Viorst writes in many different areas: science books, children’s picture books, adult fiction and nonfiction, poetry for children and adults, and three musicals, which are still performed on stages around the country. She is best known for her beloved picture book, Alexander and the Terrible, Horrible, No Good, Very Bad Day.
Erik Blegvad was born in Denmark and studied at the School of Applied Arts in Copenhagen. Mr. Blegvad has illustrated more than one hundred children's books, including Twelve Tales by Hans Christian Andersen, Riddle Road by Elizabeth Spires, Hurry, Hurry, Mary Dear! by N. M. Bodecker, and Sea Clocks: The Story of Longitude by Louise Borden. The Blegvads divide their time between England, France, and Wardsboro, Vermont.