Archive for July, 2016

There are important things we can’t easily or accurately measure.

July 6, 2016

If we could read user’s minds, then we could in theory design the perfect experience for them. Unfortunately, we’re not all Jean Greys, so we make due with what we can measure to try and take educated guesses as to what people care about. In this day and age, what we can measure has its limits, and it’s important to always remember that. Simply looking at what people are doing in your product can’t tell you:

  • the degree to which people love, hate, or are indifferent to your product or any of its specific features
  • whether a change increases or decreases people’s trust in your product over time
  • how simple and easy to use your product is perceived to be
  • how people see your product versus other similar products in the market
  • what things people most want changed, added, or fixed
  • how people will want to use your product as time passes

Julie Zhuo: Metrics Versus Experience

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A Circumplex Model of Affect

July 4, 2016

By James A. Russell (PDF)

Evidence suggests that relationship between affective states can be represented by a spatial model in which affective concepts fall in a circle in the following order: pleasure (0°), excitement (45°), arousal (90°), distress (135°), displeasure (180°), depression (225°), sleepiness (270°), relaxation (315°)