In today’s AI-driven world, the demand for truly human centred design has never been greater. While conversations among designers often highlight aesthetics, finesse and visual taste as the qualities that make a product stand out, the core of successful product design goes deeper. Beauty can attract, but it cannot carry a product. What sustains meaningful interaction is the strength of its user experience, yet UX is increasingly being overshadowed by visual polish and this weakens the foundation of human centred design.

Two principles matter deeply in this conversation: usefulness and usability. Usefulness means a product fulfils its promise and allows users to achieve what they came for. If someone downloads a food delivery app, the basic expectation is that they can order food. Usability speaks to how easily that goal can be accomplished. If the app makes ordering stressful, confusing or unnecessarily long, then the product is not truly usable even though it is technically useful. A product becomes strong when the path to the goal is simple, clear and free of friction.

This is why human centred design cannot begin with visual design. It must begin with UX. When we jump straight into aesthetics, we build from the bottom up and ignore the structure that makes design work. Usability is shaped long before colours, icons or layouts enter the picture. It grows from understanding the user’s mental model and making the journey effortless. As AI powered products become more complex, usability becomes the only way people can make sense of that complexity. AI often introduces more features and decision layers, which naturally add cognitive load. Usability reduces this burden by simplifying interactions and making technology predictable.

Designing for humans in the age of AI requires an unwavering commitment to usability. Usefulness sets the goal, but usability determines whether people can reach it, and without it no amount of beauty or innovation can make a product truly work for the people it is meant to serve.