The field of study in which people are watched while they are using systems. The analysts then try to design systems that work better, more intuitively and more safely.
Human factors is an important study in website design; websites are computer applications in their own way. Websites should always be designed with an eye toward human limitations. Read "The design of your website must address these real-world issues" section on the website usability testing page for more details.
to the glossary list)