All Stories

  1. Measuring the Perceived Clutter of Websites

    Article • International Journal of Human-Computer Interaction, June 2024, Taylor & Francis

    Dr. James R. Lewis

  2. Effect of Perceived Ease of Use and Usefulness on UX and Behavioral Outcomes

    Article • International Journal of Human-Computer Interaction, September 2023, Taylor & Francis

    Dr. James R. Lewis

  3. Perceived Usability and the Modified Technology Acceptance Model

    Article • International Journal of Human-Computer Interaction, February 2020, Taylor & Francis

    Dr. James R. Lewis

  4. Measuring User Experience With 3, 5, 7, or 11 Points: Does It Matter?

    Article • Human Factors The Journal of the Human Factors and Ergonomics Society, October 2019, SAGE Publications

    Dr. James R. Lewis

  5. Measuring Perceived Usability: SUS, UMUX, and CSUQ Ratings for Four Everyday Products

    Article • International Journal of Human-Computer Interaction, October 2018, Taylor & Francis

    Dr. James R. Lewis

  6. The System Usability Scale: Past, Present, and Future

    Article • International Journal of Human-Computer Interaction, March 2018, Taylor & Francis

    Dr. James R. Lewis

  7. Measuring Perceived Usability: The CSUQ, SUS, and UMUX

    Article • International Journal of Human-Computer Interaction, January 2018, Taylor & Francis

    Dr. James R. Lewis

  8. How Expertise Affects a Digital-Rights-Management-Sharing Application's Usability

    Article • IEEE Software, May 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. James R. Lewis

  9. Practical Speech User Interface Design

    Article • April 2016, Taylor & Francis

    Dr. James R. Lewis

  10. Investigating the psychometric properties of the Speech User Interface Service Quality questionnaire

    Article • International Journal of Speech Technology, July 2015, Springer Science + Business Media

    Dr. James R. Lewis

  11. Introduction to the Special Issue on Usability and User Experience: Methodological Evolution

    Article • International Journal of Human-Computer Interaction, June 2015, Taylor & Francis

    Dr. James R. Lewis

  12. Introduction to the Special Issue on Usability and User Experience: Psychometrics

    Article • International Journal of Human-Computer Interaction, June 2015, Taylor & Francis

    Dr. James R. Lewis

  13. Psychometric Evaluation of the EMO and the SUS in the Context of a Large-Sample Unmoderated Usability Study

    Article • International Journal of Human-Computer Interaction, June 2015, Taylor & Francis

    Dr. James R. Lewis

  14. A Slovene Translation of the System Usability Scale: The SUS-SI

    Article • International Journal of Human-Computer Interaction, January 2015, Taylor & Francis

    Dr. James R. Lewis

  15. Creating Greater Synergy Between HCI Academia and Practice

    Article • January 2015, Springer Science + Business Media

    Dr. James R. Lewis

  16. Investigating the Correspondence Between UMUX-LITE and SUS Scores

    Article • January 2015, Springer Science + Business Media

    Dr. James R. Lewis

  17. Development and Psychometric Evaluation of the Emotional Metric Outcomes (EMO) Questionnaire

    Article • International Journal of Human-Computer Interaction, June 2014, Taylor & Francis

    Dr. James R. Lewis

  18. Usability: Lessons Learned … and Yet to Be Learned

    Article • International Journal of Human-Computer Interaction, June 2014, Taylor & Francis

    Dr. James R. Lewis

  19. Critical Review of 'The Intranet Satisfaction Questionnaire: Development and Validation of a Questionnaire to Measure User Satisfaction with the Intranet'

    Article • Interacting with Computers, April 2013, Oxford University Press (OUP)

    Dr. James R. Lewis

  20. Psychometric Evaluation of the T-CSUQ: The Turkish Version of the Computer System Usability Questionnaire

    Article • International Journal of Human-Computer Interaction, April 2013, Taylor & Francis

    Dr. James R. Lewis

  21. Critical Review of 'The Usability Metric for User Experience'

    Article • Interacting with Computers, March 2013, Oxford University Press (OUP)

    Dr. James R. Lewis

  22. The Voice in the Machine: Building Computers That Understand Speech

    Article • International Journal of Human-Computer Interaction, October 2012, Taylor & Francis

    Dr. James R. Lewis

  23. Usability Testing

    Article • March 2012, Wiley

    Dr. James R. Lewis

  24. When designing usability questionnaires, does it hurt to be positive?

    Article • May 2011, ACM (Association for Computing Machinery)

    Dr. James R. Lewis

  25. Human Factors Engineering

    Article • November 2010, Taylor & Francis

    Dr. James R. Lewis

  26. Ergonomic Comparison of Five Mouse Designs: Performance and Posture Differences

    Article • June 2010, Taylor & Francis

    Dr. James R. Lewis

  27. Selection-based virtual keyboard prototypes and data collection application

    Article • Behavior Research Methods, August 2009, Springer Science + Business Media

    Dr. James R. Lewis

  28. The Factor Structure of the System Usability Scale

    Article • January 2009, Springer Science + Business Media

    Dr. James R. Lewis

  29. Handheld Electronic Devices

    Article • Reviews of Human Factors and Ergonomics, October 2008, SAGE Publications

    Dr. James R. Lewis

  30. A Comparison of Broad Versus Deep Auditory Menu Structures

    Article • Human Factors The Journal of the Human Factors and Ergonomics Society, February 2008, SAGE Publications

    Dr. James R. Lewis

  31. Effect of Level of Problem Description on Problem Discovery Rates: Two Case Studies

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, October 2006, SAGE Publications

    Dr. James R. Lewis

  32. Effectiveness of Various Automated Readability Measures for the Competitive Evaluation of User Documentation

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, October 2006, SAGE Publications

    Dr. James R. Lewis

  33. Investigation of Confirmation Strategies for Speech Recognition Applications

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, October 2006, SAGE Publications

    Dr. James R. Lewis

  34. Web-Based Comparison of Two Styles of Auditory Presentation: All TTS versus Rapidly Mixed Tts and Recordings

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, October 2006, SAGE Publications

    Dr. James R. Lewis

  35. Estimating Completion Rates from Small Samples Using Binomial Confidence Intervals: Comparisons and Recommendations

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 2005, SAGE Publications

    Dr. James R. Lewis

  36. Effect of Speaker and Sampling Rate on Mos-X Ratings of Concatenative TTS Voices

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 2004, SAGE Publications

    Dr. James R. Lewis

  37. Selection Accuracy with Pen Selection Slots

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 2004, SAGE Publications

    Dr. James R. Lewis

  38. Evaluating the Potential Effectiveness of Automatic Document Analysis

    Article • International Journal of Speech Technology, January 2004, Springer Science + Business Media

    Dr. James R. Lewis

  39. Models of Throughput Rates for Dictation and Voice Spelling for Handheld Devices

    Article • International Journal of Speech Technology, January 2004, Springer Science + Business Media

    Dr. James R. Lewis

  40. Developing a voice-spelling alphabet for PDAs

    Article • IBM Systems Journal, January 2003, IBM

    Dr. James R. Lewis

  41. Psychometric Evaluation of the PSSUQ Using Data from Five Years of Usability Studies

    Article • International Journal of Human-Computer Interaction, September 2002, Taylor & Francis

    Dr. James R. Lewis

  42. Evaluation of Procedures for Adjusting Problem-Discovery Rates Estimated From Small Samples

    Article • International Journal of Human-Computer Interaction, December 2001, Taylor & Francis

    Dr. James R. Lewis

  43. Introduction: Current Issues in Usability Evaluation

    Article • International Journal of Human-Computer Interaction, December 2001, Taylor & Francis

    Dr. James R. Lewis

  44. Development of a Digram-Based Typing Key Layout for Single-Finger/Stylus Input

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 1999, SAGE Publications

    Dr. James R. Lewis

  45. Effect of Error Correction Strategy on Speech Dictation Throughput

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 1999, SAGE Publications

    Dr. James R. Lewis

  46. Evaluation of Typing Key Layouts for Stylus Input

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 1999, SAGE Publications

    Dr. James R. Lewis

  47. Information for PDA Application Design: Calendar Entry and Name Length Statistics

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 1999, SAGE Publications

    Dr. James R. Lewis

  48. Input Rates and User Preference for Three Small-Screen Input Methods: Standard Keyboard, Predictive Keyboard, and Handwriting

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 1999, SAGE Publications

    Dr. James R. Lewis

  49. Predictive Keyboard Design Study: Effects of Word Populations, Number of Displayed Letters, and Number of Transitional Probability Tables

    Article • Proceedings of the Human Factors and Ergonomics Society Annual Meeting, September 1999, SAGE Publications

    Dr. James R. Lewis

  50. Design decisions for a voice navigation system

    Article • International Journal of Speech Technology, May 1997, Springer Science + Business Media

    Dr. James R. Lewis

  51. IBM computer usability satisfaction questionnaires: Psychometric evaluation and instructions for use

    Article • International Journal of Human-Computer Interaction, January 1995, Taylor & Francis

    Dr. James R. Lewis

  52. Sample Sizes for Usability Studies: Additional Considerations

    Article • Human Factors The Journal of the Human Factors and Ergonomics Society, June 1994, SAGE Publications

    Dr. James R. Lewis

  53. Multipoint scales: Mean and median differences and observed significance levels

    Article • International Journal of Human-Computer Interaction, October 1993, Taylor & Francis

    Dr. James R. Lewis

  54. Pairs of Latin squares that produce digram-balanced Greco-Latin designs: A BASIC program

    Article • Behavior Research Methods Instruments &amp Computers, September 1993, Springer Science + Business Media

    Dr. James R. Lewis

  55. AN AFTER-SCENARIO QUESTIONNAIRE FOR USABILITY STUDIES

    Article • ACM SIGCHI Bulletin, October 1991, ACM (Association for Computing Machinery)

    Dr. James R. Lewis

  56. A Rank-Based Method for the Usability Comparison of Competing Products

    Article • Proceedings of the Human Factors Society Annual Meeting, September 1991, SAGE Publications

    Dr. James R. Lewis

  57. User Assessment of Standard and Reduced-Size Numeric Keypads

    Article • Proceedings of the Human Factors Society Annual Meeting, September 1991, SAGE Publications

    Dr. James R. Lewis

  58. Psychometric evaluation of an after-scenario questionnaire for computer usability studies

    Article • ACM SIGCHI Bulletin, January 1991, ACM (Association for Computing Machinery)

    Dr. James R. Lewis

  59. The Iowa Silent Reading Test's Comprehension Section: Local Norms and Predictive Validity for Usability Studies

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1990, SAGE Publications

    Dr. James R. Lewis

  60. Pairs of Latin Squares to Counterbalance Sequential Effects and Pairing of Conditions and Stimuli

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1989, SAGE Publications

    Dr. James R. Lewis

  61. Power Switches: Some User Expectations and Preferences

    Article • Proceedings of the Human Factors Society Annual Meeting, September 1986, SAGE Publications

    Dr. James R. Lewis

  62. A Method of Analyzing Personal Computer Use in an Application Environment

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1985, SAGE Publications

    Dr. James R. Lewis

  63. Using Cognitive Models to Create Menus

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1985, SAGE Publications

    Dr. James R. Lewis

  64. Association of Visually Coded Functions with an Alternate Key

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1984, SAGE Publications

    Dr. James R. Lewis

  65. Automated Data Collection

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1983, SAGE Publications

    Dr. James R. Lewis

  66. The Effect of Screen Boundary, Familiarity, and Data Type on User's Decision to Scroll or Window

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1983, SAGE Publications

    Dr. James R. Lewis

  67. Testing Small System Customer Set-Up

    Article • Proceedings of the Human Factors Society Annual Meeting, October 1982, SAGE Publications

    Dr. James R. Lewis

  68. Cognitive representations of DOS commands as a function of expertise

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr. James R. Lewis