The participants in your study should represent your product’s potential users. These participants play a big role in shaping your designs because you’ll take their pain points and suggestions into account as you iterate.
The types of participants you select should be based on your research goals and the target users of the product you’re designing.
The best way to check if potential participants meet your desired characteristics and represent a diverse set of individuals is with a screener survey. is a detailed list of questions that help you determine whether potential participants meet the requirements of the research study.
Disability status can be considered Sensitive Personally Identifiable Information, which is illegal to inquire about in many situations. Instead of recruiting participants who are visually impaired, hearing impaired, or who have physical impairments, recruit participants who use the assistive technologies you want to involve in your study. For example, seek out participants who use: