Bob Shea is an American author and illustrator, particularly known for creating books for young children. With a distinct and playful artistic style, Shea's work often features bright, bold illustrations and quirky humor that appeals to kids. He has written and illustrated a number of popular children's books, including the "Dinosaur vs." series (like "Dinosaur vs. Bedtime") and "Unicorn Thinks He's Pretty Great." Shea's books are celebrated for their ability to engage young readers with fun stories that also subtly teach valuable lessons about friendship, confidence, and dealing with everyday challenges.