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摘要

Steve Schumacher is a management consultant, trainer and public speaker with more than ,25 years of experience in numerous industries throughout North America, including aggre-' gates operations. Thomas J. Roach, Ph.D., has 30 years experience in communication as a journalist, media i coordinator, communication director and consultant. He has taught at Purdue University ' Calumet since 1987, and is the author of "An Interviewing Rhetoric."