Participant Fatigue

When users don’t want to participate in market or design research anymore due to a repeated overstraining of their ‘services’ and time. [ » read more ]


The study of how people experience life. [ » read more ]


The strategic course correction of a startup without a major change to the founders’ underlying vision. Often in the form of changes to one or more, but not all, elements of a new venture: product, team, business model or engine of growth. [ » read more ]


A platform is a set of solutions to problems that is made available to the members of an ecosystem through a set of access points or interfaces. [ » read more ]

Political Innovation

Political ‘innovations’ are predominantly inventions whose market potential for commercialization was validated insufficiently (or not at all) during the customer discovery phase. They therefore gain no market traction, or too little to be considered a commercial success. They are nevertheless internally communicated as such and are kept alive with shadow budgets in order to avoid the people involved ‘losing face’ (often influential persons within the organization’s hierarchy). [ » read more ]

Problem-Solution Fit

A problem-solution-fit occurs if a startup has proved both: 1) that there is a 'problem worth solving' for one or more clearly defined customer groups, and 2) that there is evidence that these customer groups would consider the value proposition of the solution the firm proposes. [ » read more ]

Product-Market Fit

Product-market fit means: you have collected evidence that your solution solves your customers' problem(s) in a way that they prefer over current alternative solutions; you have proof that they are willing to pay for it; and your service demonstrably gains its first traction in the market. [ » read more ]


A customer who simultaneously ‘consumes’ and co-produces the product or service [ » read more ]