Jun Maekawa studied physics at Tokyo Metropolitan University where he developed the Maekawa Theorem to describe fundamental geometry and origami. He is a member of the Japan Origami Academic Society (JOAS) and Japan Origami Association. He has taught origami in internationally and has published many books and articles on the subject. In addition to Viva! Origami and other Japanese-language books, Maekawa is the author of several books on origami that have been translated into English, including Genuine Origami: 43 Mathematically-Based Models, From Simple to Complex. Maekawa lives in Japan.