Praise for the classic guide to gaining a psychological advantage in investment and trading The Investor’s Quotient is destined to go down in history as the ultimate book on investor psychology …it explains the psychology of a trader in clear and simple English …and it teaches highly effective methods designed to improve the bottom line … -Larry Williams, author Long-Term Secrets to Short-Term Trading The Investor’s Quotient is a welcome breath of fresh air in what has been a too-long-avoided subject-the psychological reasons why some people win and most others lose in the commodity markets. More than that, Jake Bernstein proves in this book he is an excellent teacher, and clearly and candidly shows how greater knowledge of yourself can become your most effective trading tool. It’s a must for every trader’s library. -Leon Rose, Publisher Newsletter and Managed Account Reports Should be required reading for all traders and investors. It has helped immeasurably through the years …I’d be lost without it. -Don Sarno, Former Director Commodities Educational Institute This is the classic book on investor psychology. It has paved the way to a new era of investor success and self-confidence … -Steve Moore Moore Research Center …convincing …This thoroughgoing manual should help impulsive investors save money. -Publishers Weekly For updates on new and bestselling Wiley finance books: wiley.com/wbns