The book by Roger Gibson, a recognized expert in asset allocation and investment portfolio formation, is an invaluable aid to any investor seeking an acceptable decision-making procedure. The emphasis in the book is on analyzing the interaction of various types of investments within the portfolio. The book explains how you can form a portfolio that, with minimal risk, can surpass its constituent elements. The book is aimed at professional and private investors, portfolio managers, financial analysts, as well as students and teachers of financial universities.