Byron Katie's simple yet powerful method of inquiry into the cause of all suffering is called The Work. Since 1986, she has introduced The Work to millions of people throughout the world. Her best - selling books have been translated into 29 languages. This is her first children's book. With over 35 million books in print, Hans Wilhelm is one of America's foremost authors/illustrators of children's books. Many of his 200 books have been translated into 20 languages and have become successful animated television series that are enjoyed by children all over the world. His books have won numerous international awards and prizes.