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Mark Schaeffer directs the digital media program at Chabot College in Hayward, California, where he teaches courses in Flash, ActionScript, and related topics. Prior to that, he spent 25 years as a writer, designer, and producer of educational and training materials in print, video, and computer-based media. His projects have included interactive demos for Apple and Compaq, web pages for Levi Strauss and Kaiser Permanente, and video animation for educational publishers such as Houghton Mifflin and McGraw-Hill.