After laying out the five categories of genius, Moser-Wellman suggests various ways that you can try to capitalize on your own area of brilliance. In both cases, not only is the answer no, but you can make a plausible argument that both men would have been far worse off. Any time they would have spent trying to get better in one area would have taken away from the time they spent perfecting their unique gifts. This advice is well intended, but misguided. Fault and failings deserve study, but they reveal little about strength.
Strengths have their own patterns.
Perhaps the most effective part of the book is the section on how managers can identify and nurture their employees' personal strengths. But the devil is in the details.