Lifecycle Investing: A New, Safe, and Audacious Way to Improve the Performance of Your Retirement Portfolio »

Ian Ayres is an economist, a lawyer, and the William K. Townsend Professor at Yale Law School. He has written for the New York Times, Wall Street Journal, Financial Times, Slate, and The New Republic, and his research has been featured on PrimeTime Live, Oprah, and Good Morning America. He is the author of ten books, including the bestseller Super Crunchers. A graduate of Yale and MIT, he was recently elected to the American Academy of Arts and Sciences. He lives in New Haven, Connecticut.

Barry Nalebuff is the Milton Steinbach Professor of Economics and Management at Yale School of Management. He is the author of fifty scholarly articles and multiple books—including Co-opetition and The Art of Strategy—and is the cofounder of Honest Tea. A graduate of MIT and a Rhodes Scholar, he earned his doctorate at Oxford University. He lives in New Haven, Connecticut.

A bold, new investment strategy: diversify your portfolio over your lifetime