A 1–2 hour interview with a current or future user, ideally at home or in the context of the thing you’re designing. For example, interviewing someone at their gym for a project about wellness. The goal is to build up a deep understanding of an individual’s life, decisions and challenges. There are two reasons to interview people: firstly, to be inspired by the way people are encountering and solving problems; secondly, to build empathy for users. (medium.com)