anybrowser.com: Anybrowser.Com - Your Source For Browser Compatibility Verification
Improve your web site, check your HTML, browser compatibility & check for dead links. Improve ranking on search engines, increase hits & traffic
blog.eyetools.com: Blog Posts
Greg Edwards on design and content optimization through eyetrack testing: measuring what people read, look at, skip, and ignore on webpages.
nngroup.com: Usability Reports, User Research, And Design Guidelines By Nielsen Norman Group
Nielsen Norman Group's research reports on usability and Web/intranet/application design. Based on testing 917 sites with 1,658 users in 12 countries.
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