Pat Holland, B.Sc. has been a maths teacher and a recreational gambler for most of his life. Today he works as a freelance writer and takes an interest in the world of investment. He has long been interested in the common links between the principles of gambling and those of investment, and has been gathering the material for this book for many years. Pat Holland is married with three grown-up children, and is the author of three previous books and several thousand articles.