What is User Evaluation
Does the product change users' thoughts, feelings, knowledge and behaviour towards the development outcome?
Once an AI system is reliable (Level 1) and engaging (Level 2), we must ask the deeper question: Is it actually working? In the development sector, "liking" a product is not a proxy for impact. Level 3 evaluates the "stepping stones" of change—the intermediate cognitive and affective shifts that predict long-term life improvements in health, education, or livelihoods.
Note: The levels are not strictly sequential. Teams may run Levels 1, 2, and 3 in parallel, and revisit earlier levels as new results emerge
Core Concept: Intermediate Outcomes
Level 3 measures how an "adequate dosage" of your AI product shifts the user across several dimensions. We look for changes in the following constructs:
Individual vs. System Outcomes
You may have noticed that in Level 3, we focus on individual outcomes, rather than the broader community or system. This is a practical choice, not a philosophical one. While changing social norms (e.g., how a village views vaccination) is often the ultimate goal of development, measuring those shifts requires slower, more extensive fieldwork (as discussed in Level 4).
In contrast, individual changes can be immediate. You can observe if a user is learning or motivated right now, even if the full impact of an AI product requires changes in social dynamics. This makes individual metrics the fastest, most sensitive signals for rapid product iteration.
Our recommendation: Do not ignore social dynamics, but do not let them slow down your experimentation. Measure what you can see today (i.e., the user’s behavior) and until you are ready for a full impact evaluation, use lightweight proxies to track social effects (e.g., asking "Did you share this advice with a neighbor?"). In-app questions about off-app behaviour can complement information about user behaviour.
Note: This playbook can be used directly with AI tools like Claude, ChatGPT, and NotebookLM. Explore how >
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Social and relational outcomes: Is the user connecting with people?
Does use of the product affect the user’s human-to-human relationships and broader social functioning?
Constructs to measure: social displacement (substitution of AI for human interaction), loneliness, perceived social support, quality of interpersonal communication, willingness to engage with others, trust in human versus AI sources of social support and information.