Source: Nielsen Study, Image credit

Web Design and information architecture go together like peas and carrots. Whether you have an information architect to work with or you are flying solo, a basic understanding of the interaction between the two is a fundamental in designing successful websites. Design is a layering process, and a general understanding of information architecture (IA) is pivotal to web designers seeking to excel in their craft. Information architecture is a fundamental cornerstone of a successful website – employing its principles ensures that the site’s users will experience functionability, ease of navigation, and easily discoverable content.

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I like the idea of designers using Catalyst, as it makes it more obvious and easier to create skins for the various states of an application. eg: The up, down, over, disabled states of a button.