Brian P. Cleary is the author of the Math Is CATegorical® series, the Adventures in Memory series, the Sounds Like Reading® series, the Food Is CATegorical series, and the best-selling Words Are CATegorical® series, including Stop and Go, Yes and No: What Is an Antonym?, How Much Can a Bare Bear Bear?: What Are Homonyms and Homophones?, and To Root, to Toot, to Parachute: What Is a Verb? He is also the author of Rainbow Soup: Adventures in Poetry, Rhyme and PUNishment: Adventures in Wordplay, Peanut Butter and Jellyfishes: A Very Silly Alphabet Book, The Laugh Stand: Adventures in Humor, and The Punctuation Station. In addition to his work as a children's author, Mr. Cleary has served as a tutor in an adult literacy program.
Martin Goneau was born in 1978 in the city of Trois-Rivières, Québec, and he still lives there. Martin has been working as a professional illustrator since 1997. Most of his work is dedicated to children's books and other educational publications.