Once again I thank Loretta Yates of Que for backing her judgment. Charlotte Kughen for her work on guiding this book through development, and Sarah Kearns for her skillful copy edit. Bob Umlas, of course, a.k.a. The Excel Trickster, for his technical edit, which kept me from veering too far off course. And Que in general, for not being Wiley.

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