Diana Zourelias is a successful freelance cartoonist/illustrator who has created several books for Dover, including Fairyland Hidden Pictures, My First Sudoku Book, and Presidential Pets Coloring Book. Her most recent Dover titles include Laugh Out Loud Letters, First Ladies Fascinating Facts Coloring Book, and the Monster Bugs, Monster Reptiles, and Monster Sea Creatures Close-Up coloring books. She teaches drawing and cartooning at Pittsburgh's Oakbridge Academy of Arts.