Kendall Haven is a nationally recognized master storyteller and the author of numerous books, including Marvels of Math, Write Right!, and Close Encounters with Deadly Dangers. A former research scientist, he is based in Fulton, Calif.MaryGay Ducey, a public librarian and professional storyteller, is past-chair of the National Storytelling Association's Board of Directors. She has been featured at every major storytelling festival in the United States and conducts one- and two-day courses on storytelling.