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Applying Direct and Indirect Measures of ROI
With co-author Chauncey Wilson, Tec-Ed founder Stephanie Rosenbaum describes a variety of ways we can demonstrate ROI in order to cost–justify our usability activities. Understanding the difference between direct and indirect measures of ROI helps convey value to corporate management and stakeholders. This excerpt is a taste from the newly released second edition of the seminal volume Cost–Justifying Usability, An Update for the Internet Age, edited by Bias and Mayhew.
[HTML version]
Conducting Instant Messaging (IM) Studies
Designing usability lab tests of IM services, either conducted on a hand–held device or a computer, presents unique challenges for the research team. This paper, featured at UPA 2005, describes three text IM and video IM studies and the technology and techniques used to instill realism and maintain rigor.
[PDF version 395KB]
Organizing Qualitative Data from Lab and Field
Analyzing qualitative data collected in usability studies can be challenging. How can we efficiently organize our observations to discover usage patterns and build personae? What are the advantages and tradeoffs of different approaches? This paper, featured at UPA 2005, describes three methods of organizing usability data based on study complexity and reporting requirements.
[PDF version 782KB]
Alternative Methods for Field Usability Research
This paper introduces three field research methods—condensed contextual inquiry, ethnographic interviewing, and field usability testing—illustrated with a short case history of each method. The paper then describes when and why to use each method for different data–collection goals.
[PDF version 88KB]
Voice Recording: Tips for non-Audiophiles
This paper describes how to achieve optimal sound quality when recording field usability sessions.
[PDF version 122KB]
New Senior Consultant—California
Tec-Ed welcomes Susanne Jul, Ph.D. in Computer Science and Engineering, with more than 15 years of experience in human–computer interaction as a designer and consultant for companies including Borland, Autodesk, Xerox, and Oracle.
New Senior Consultant—Michigan
Maggie Reilly joined Tec-Ed in May, bringing an extensive usability background from her work in the telecommunication, computer, and software industries, including IBM, BellSouth, Lockheed–Martin, and Ceridian.
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