HFI's Certified Usability Analyst (CUA) program validates a usability practitioner's expertise in user-centered design. There are currently 4962 HFI-Certified Usability Analysts™. 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. Read more at http://www.humanfactors.com/certification/CUA.asp