1. Our Perception is Biased 2. Our Vision is Optimized to See Structure 3. We Seek and Use Visual Structure 4. Our Color Vision is Limited 5. Our Peripheral Vision is Poor 6. Reading is Unnatural 7. Our Attention is Limited; Our Memory is Imperfect 8. Limits on Attention Shape Our Thought and Action 9. Recognition is Easy; Recall is Hard 10. Learning from Experience and Performing Learned Actions are Easy; Problem Solving and Calculation are Hard 11. Many Factors Affect Learning 12. Human Decision-Making is Rarely Rational 13. Our Hand-Eye Coordination Follows Laws 14. We Have Time Requirements
Jeff Johnson is an Assistant Professor of Computer Science at the University of San Francisco. He is also a principal at Wiser Usability, a consultancy focused on elder usability. After earning B.A. and Ph.D. degrees from Yale and Stanford, he worked as a UI designer, implementer, manager, usability tester, and researcher at Cromemco, Xerox, US West, Hewlett-Packard, and Sun. He has taught at Stanford, Mills, and the University of Canterbury. He is a member of the ACM SIGCHI Academy and a recipient of SIGCHI's Lifetime Achievement in Practice Award. He has authored articles on a variety of topics in HCI, as well as the books GUI Bloopers (1st and 2nd eds.), Web Bloopers, Designing with the Mind in Mind (1st and 2nd eds.), Conceptual Models: Core to Good Design (with Austin Henderson), and Designing User Interfaces for an Aging Population (with Kate Finn).