Peter Bernstein argues that the notion of bringing risk under control is one of the central ideas that distinguishes modern times from the more distant past. When investors buy stocks, surgeons perform operations, entrepreneurs launch new businesses, and politicians run for office, risk is their inescapable partner. Bernstein clarifies the major components of risk, explaining how they can be applied to our professional endeavors.

PETER L. BERNSTEIN is President of Peter L. Bernstein, Inc., economic consultants to institutional advisors and corporations. His semimonthly analysis of the capital markets and the real economy, Economics and Portfolio Strategy, is read by managers and owners of investments totaling over one trillion dollars. Mr. Bernstein is the author of many articles in the professional and popular press, as well as six books in economics and finance, including the bestselling Capital Ideas: The Improbable Origins of Modern Wall Street. He is the coeditor of Investment Management (Wiley), and was the first editor of The Journal of Portfolio Management.