He was the first to develop Hapkido techniques specifically for police personnel. His teaching abilities so impressed the Korean Government, that they created a special award for Best Martial Arts Instructor, and presented it to Master Chang. Chang Gedo is an 8th degree master of Hapkido and president of the World Hapkido Union; he is also an author of many books and a world-renowned speaker on Ki, spirituality and human behaviour.Fighters Magazine, May 1995, P.21-23, Article by Sam Plum, Master Gedo Chang: The Gentleman of Hapkido.
