John Montroll is an American origami artist, author, teacher, and mathematician. He has written many books on origami. Montroll has taught at St. Anselm's Abbey School in Washington, D.C. since 1990. Montroll mastered his first origami book, Isao Honda's How to make Origami, at the age of six, the same age he began creating his own origami animals. He became a member of the Origami Center of America at age twelve. He attended his first origami convention at age 14. John Montroll pioneered modern origami with the publication of his first book, Origami for the Enthusiast; Dover Publications, 1979, which was the first origami book where each model is folded from single square sheet and no cuts. In the same book he also introduced the origami term "double rabbit ear fold."