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This blog presents lecture topics and linked material for Tom Mitchell's section of i300 HCI/Interaction Design class in the School of Informatics and Computing at Indiana University, Bloomington.

Monday, September 22, 2014

Wednesday, 24 September

Review student examples of affordances/signifiers, constraints, and mappings

Review Signifiers, Constraints, and Mapping

Form Groups for Project 2

Homework for Monday, 29 September at noon:
  • Each group should find and photograph at least one good and bad example, of a similar type, of intentionally-designed affordances/signifiers, constraints, and mappings on the IUB campus, or in Bloomington. You can consider analyzing remote controls, gasoline pumps, self-service check outs, and product packaging. Submit as a PDF through the Assignments portion of Oncourse. Include Title and subtitle, headings and subheadings, images, and short captions describing why your choices are good or bad examples of affordances/signifiers, constraints, and mappings
  • Read Don't Make Me Think "Animal, Mineral, or Vegetable," pp. 42 - 47 and complete Reading Response 6 questions and submit through Oncourse assignments. The questions are:

    1. What is Krug’s second law of usability?
    2. What are the three characteristics of guidance that Krug recommends, and when it must be given. 


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