What is the Hawthorne Effect?

Introduction During usability research, there could be many cognitive biases happened that finally violate the accuracy of the data. Both researchers and users can have biases, such as framing effect, confirmation bias, social desirability bias, etc (Subramanian, 2018). Here I would like to introduce one of the cognitive bias, called the Hawthorne effect. What is …

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Design Critique: Path Vending Machine

  Introduction The path vending machines are used to add value or time to a MetroCard or SmartLink by walking users through steps. Users need to interact with a touch screen and multiple parts to get to their goals. We can easily find one on a path train station.   Critique 1: Different colors are …

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