Michael Mahin has loved music since his grandmother gave him his first piano lesson at the age of five. Like Carlos Santana, he believes that music fills the world with magic and love and feeling and healing. He is the author of Muddy: The Story of Blues Legend Muddy Waters and enjoys writing books about people who use their creativity to make the world a better place. He lives in San Diego, California, with his wife, two kids, and several guitars he wishes he played better. Visit him at MichaelMahin.com. Evan Turk is an Ezra Jack Keats Award-winning illustrator, author, and animator. He is the author-illustrator of The Storyteller, Heartbeat, You Are Home: An Ode to the National Parks, A Thousand Glass Flowers, and Hello, Moon and the illustrator of Muddy: The Story of Blues Legend Muddy Waters, which was a New York Times Best Illustrated Children's Book; The People's Painter; Grandfather Gandhi; and its companion Be the Change. Originally from Colorado, Evan now lives in southern California with his husband and two cats. He is a graduate of Parsons School of Design. Visit him at EvanTurk.com.