Kevin Buffardi and Erik Pederson to give presentation at HFES 2007

July 1, 2007

Kevin Buffardi and Erik Pedersen of User Centric will lead a discussion centered on methods to collect rankings and comparative ratings in usability studies at the 51st Annual Meeting of the Human Factors and Ergonomics Society (HFES). Specifically, Buffardi and Pedersen will outline a novel method of using poker chips allocated to the evaluated stimuli to indicate rating or ranking preferences. The data obtained using this poker chip method will be compared to more traditional methods and various differences and lessons learned will be discussed.

About Kevin Buffardi, User Experience Specialist

Kevin concentrates on usability testing and evaluation in addition to eye tracking. He brings experience from the U.S. Census Bureau Usability Lab as well as the University of Maryland in Baltimore County, where he researched Computer Supported Cooperative Work (CSCW) with funding from the National Science Foundation. His other research interests include instructional technology, conflict resolution, and digital music & audio. Kevin also has a strong background in computer science and technical support. He earned his BS in Computer Science from University of Mary Washington and his MS in Human-Computer Interaction from DePaul University.

About Erik Pedersen, User Experience Specialist

Erik possesses a strong technical background with a solid foundation in cognitive psychology and HCI. His interests include the usability of automotive systems, medical products, and aviation systems. His main focus is on usability testing and evaluation, but he also uses his technical background to design usability lab solutions. He has worked on a wide variety of projects, including usability testing of medical devices, Web sites, cellular phone applications, and voice response systems. Erik completed his BS in Psychology from the University of Illinois at Urbana-Champaign and his MS in Human-Computer interaction from DePaul University.

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