Thinking About... Management tools that strive for constant improvement paradoxically may be destroying what holds organizations together. In "The Power of Predictability," Howard H. Stevenson and Mihnea C. Moldoveanu argue that managers cannot ignore this basic human need.

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.