Letters to the Editor. Recent HBR articles generate comments from Andrea C. Silbert, Timothy Bates, Mark A. Willis, Paul S. Grogan, Stephen Goldsmith, Gail Snow den, Antoinette M. Malveaux, Bret Schundler, James H. Johnson Jr., Robert E. Rubin, Michael Schrage, Bare Victor, Peter Boulter, Barry Sullivan, Roger A. Krone, Richard L. Nolan, F. Warren McFarlan, Leonard C. Green.

The essence of business success lies in making sure you're playing the right game. How do you know if it's right? What can you do if it's wrongs In "The Right Game: Use Game Theory to Shape Strategy," Adam M. Brandenburger and Barry J. Nalebuff answer those questions by drawing on the insights of game theory, which stresses the importance of putting yourself in the shoes of other players and anticipating their responses.

Marketing consultant Regis. McKenna calls on marketing managers to become personally familiar with technology in order to develop interactive programs that build loyalty and involve customers in the design and improvement of products.