To lead people effectively, it's important to be direct, decisive and disciplined, says former Hearst Magazines chairwoman Cathleen P. Black. Debate and deliberation are useful up to a point, Black says, but difficult decisions should be dealt with as swiftly as possible to keep problems from festering. "The point is to solve it right now, and don't let stuff simmer overnight. Don't let it linger," she says.
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