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; Deconstructing Product Design, a social deconstruction of 100 classic products; and 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.