If you'd like to learn to cut a better deal, arrange a promotion for yourself, or just get the kids in bed without a hassle, negotiating skills are key. Today Laura talks with the author of "Bargaining for Advantage: Negotiation Strategies for Reasonable People." Richard Shell is a professor of management at the University of Pennsylvania's Wharton School of Business. www.wharton.upenn.edu This is a rebroadcast of an earlier program.