J Martin KoheJ. Martin Kohe is best known for his work as an author and psychologist. Dr. Kohe's most popular book, Your Greatest Power, has sold over 250,000 copies. His record How to Overcome Discouragement includes a lecture on ten ways to deal with inevitablediscouragement. Dr. Kohe began his adult life as a lawyer, but gave up his practice to pursue a degree in psychology from Baldwin-Wallace College. Read More Read Less