Duy Nguyen is an origami master. He wrote Origami with Dollar Bills, Under the Sea Origami, Origami USA, Origami Holidays, Origami Birds, Dinosaur Origami, Fantasy Origami, Monster Origami, Mythical Creature Origami, Origami Myths and Legends, Origami on the Move, Paper Airplanes with Dollar Bills, Outrageous Origami Book and Kit, Junk Mail Origami, Creepy Crawly Animal Origami, Holiday Origami on the Flipside, Jungle Animal Origami, and Paper Creations: Merry Christmas Origami.