Dr Joseph Murphy was a world-renowned authority on mysticism and mind dynamics. The author of more than thirty books including SECRETS OF THE I CHING, he remains a beacon of enlightenment and inspiration for legions of loyal followers. Ian McMahan, Ph.D., has spent many years as a lecturer, teacher and researcher in the field of motivation. His many books include GET IT DONE!: A GUIDE TO MOTIVATION, DETERMINATION AND ACHIEVEMENT and SECRETS OF THE PHARAOHS.