Ahmet Zappa is the son of late rock musician/composer Frank Zappa and, as he puts it, "My awesome mother, Gail." Because I'm Your Dad is both a tribute to his happy childhood and a promise to his daughter, Halo. Ahmet grew up with a learning disability and now writes books to help children discover how wonderful reading can be. Through his production company, Monsterfoot Productions, Ahmet has developed several television shows and movies, including The Odd Life of Timothy Green, and he has also collaborated on the Star Darlings chapter book series. He lives in Los Angeles.

Dan Santat is the Caldecott Medal-winning and New York Times bestselling author and illustrator of The Adventures of Beekle: The Unimaginary Friend, Are We There Yet? and After the Fall, as well as the illustrator of many other picture books, including Drawn Together and Lift by Minh Lê, The Alphabet’s Alphabet by Chris Harris, No More Poems! by Rhett Miller, and Crankenstein by Samantha Berger. Dan lives in Southern California with his wife, two kids, and various pets. His website is dansantat.tumblr.com.