Quoted: Between the ages of 25 and 60, people's ability to use websites declines by 0.8% per year - mostly because they spend more time per page, but also because of navigation difficulties.

Quoted: results showed a significant column x justification interaction with reading speed significantly faster for the two-column full-justified text than for one-column full-justified

Excellent overview on the different types of design that can be required for building interactive objects.

Quoted: Designers have only a fraction of a second to attract users’ eye and win over their loyalty. Clear visual structure, thought-out typography and moderate use of images are extremely important - as they can drastically improve the scanning process for the users. Consequently, to achieve a lasting positive impression, it’s common to make use of basic rules of usability.

Quoted: The dividing line between web accessibility and web usability is often blurred and difficult to distinguish. Whilst there is no doubt that the two topics do overlap to a significant degree, it is important to differentiate between them. Unlike web accessibility which impacts directly upon disabled users, web usability affects all users, and can be defined as a measure of how easy it is for a generic site visitor to carry out a task such as finding a given piece of information or buying a certain product.