Posts By: Marcio Gualtieri

Setup Phase: Defining participant criteria for your usability test (2 min read)

by Marcio Gualtieri • February 11, 2019

After you define your scenario and armed with clear objectives, we are now in a great position to define the participant criteria for our user testing. Selecting Participants for Usability Testing: Let’s follow the same example as before and define what participant criteria we’ll need for an online coffee subscription service. Things to consider: Age […]


Researcher explaining the scenario to a participant

Setup Phase: Define your user testing scenario (2 min read)

by Marcio Gualtieri • January 28, 2019

Now that we have an overview of the types of tests you can do, we’re going to focus on usability testing. The next step is to define your user testing scenario so participants embody while they’re interacting with the prototypes. With a context, your participants shift their state of mind from the tension of been tested […]


Illustration of a person using computer

Setup Phase: Define your user testing format

by Marcio Gualtieri • January 16, 2019

The next step, after defining your purpose, assumptions and hypothesis, is to define your user testing format. I won’t go through all of them in detail but hopefully, I can give you a snapshot of what each one does and how you can use them. A. Exploratory user testing format Contextual enquiries This is where you interview […]


Setup Phase: Assumptions and hypothesis for a usability test

by Marcio Gualtieri • January 14, 2019

After you’ve defined your purpose for usability testing, it is important that you make assumptions and define your hypothesis, not so you can skip the testing, but so that you can test them. It’s a critical difference. Defining your assumptions: First, it’s important to understand that an assumption is a calculated guess which you can use […]