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Iterative Usability Testing as Continuous Feedback: A Control Systems Perspective

Abstract This paper argues that in the field of usability, debates about number of users, the use of statistics, etc. in the abstract are pointless and even counter-productive. We propose that the answers depend on the research questions and business objectives of each project and thus cannot be discussed in absolute terms. Sometimes usability testing is done with an implicit or explicit hypothesis in mind. At other times the purpose of testing is to guide iterative design. These two approaches call for different study designs and treatment of data. We apply control systems theory to the topic of usability to highlight and frame the value of iterative usability testing in the design lifecycle. Within this new metaphor, iterative testing is …

Consultant Feed – 1

An Unconventional Path

Welcome to insights and stories from our wonderful UXPA Community! This new blog series is dedicated to showcasing our members and interesting UX topics. Our goal is to bring together various viewpoints from fellow UXers all over the globe. If you’d like to participate, please email volunteers@uxpa.org. “The truth is, of course, that what one regards as interruptions are precisely one’s life.” C.S. Lewis Life’s journey is a tapestry woven with unexpected challenges that shape our paths, and as C.S. Lewis eloquently noted, “what one regards as interruptions are precisely one’s life.” My journey into User Experience (UX) took place along an unconventional path that harnessed the challenges and unfolding of life. Along the way, I met mentors who pointed …

Faculty, User Experience Design (UXUI) Austin Community College Job Posting Closing Times: Job postings are removed from advertising at 12:00 A.M. on the closing date e.g., at midnight on the day before the closing date. http://www.myworkday.com/austincc/d/task/3005$4482.htmld. Austin Community College is a public two-year institution that serves a diverse population of approximately 41,000 credit students each Fall and Spring semester. We embrace our identity as a community college, as reflected in our mission statement. We promote student success and community development by providing affordable access, through traditional and distance learning modes, to higher education and workforce training, including appropriate applied baccalaureate degrees, in our service area. As a community college committed to our mission, we seek to recruit and retain a …

Title 21 Vacancy Announcement Department of Health and Human Services (HHS) Food and Drug Administration (FDA) Center for Devices and Radiological Health (CDRH) Office of Strategic Partnerships and Technology Innovation (OST) Application Period: November 13, 2023, through December 11, 2023 Area of Consideration: United States Citizenship is required. You must be a U.S. Citizen or U.S. National. Foreign nationals or legal permanent residents are not eligible for consideration. Position: UI/ UX Information Technologist Series: 2210 Location(s): Remote Salary: Salary is commensurate with education and experience and starts at $132,368.00 Work Schedule: Full Time Cures Band(s): Band D Full Performance Band Level: Band D Travel Requirements: Less than 25% Supervisory: No Bargaining Unit: 3591 This position is being filled under …