HFI- Certified Usability Analysts have a clear understanding of research-based principles of designing interfaces from the perspective of the end user. They perform data gathering, task analysis, and usability testing. They pinpoint the usability problems and offer design solutions. The usability analyst brings the critical success factor to bear throughout the development life cycle. That is, designing for the user.

Almost every new client these days wants a mobile version of their website. It's practically essential after all: one design for the BlackBerry, another for the iPhone, the iPad, netbook, Kindle -- and all screen resolutions must be compatible, too. In the next five years, we'll likely need to design for a number of additional inventions. When will the madness stop? It won't, of course. A great solution to this is"Responsive Design".