Heather Alexander is the acclaimed author of more than 70 books for children. She writes both fiction and nonfiction for ages five through thirteen. Some of her many books include the award-winning A Child's Introduction to . . . series, Life on Earth lift-the-flap series, Wallace and Grace early chapter mystery book series, The Magic Stardust Friends early chapter book series, and the new middle grade series, Eat Bugs. Margarida Esteves is an illustrator based in south London. She studied Illustration at Camberwell College of Arts UAL and has worked as an illustrator for many years. She likes to use bold and bright colours, lots of details and rich textures.