William Lidwell is the Director of Design at Stuff Creators Design in Houston, Texas. He is author of the best-selling design book, Universal Principles of Design, which has been translated into 12+ languages, and Deconstructing Product Design, a social deconstruction of 100 classic products. He is the lecturer of two video series on design: "How Colors Affect You: What Science Reveals" available from The Great Courses, and "The Science of Logo Design," available from Lynda.com.
Kritina Holden is a Human Factors specialist at Lockheed Martin-Space Operations and NASA, where she is responsible for performing applied research on HCI topics for the space environment. Formerly a Lead Usability Engineer with BMC Software, Kritina is author of numerous guideline texts in the areas of human-computer interaction and human performance.
Jill Butler is the founder and president of Stuff Creators Design Studio. She and her staff help clients explain concepts and express themselves through graphics, interaction design, web site design, printed products, and custom-designed 3-D objects. She has worked as a print designer, information designer, and multimedia designer for herself and various companies in the Houston area. Jill served as a lecturer and taught design-related classes at the University of Houston and Kingwood Community College.