Drawing on key theoretical frameworks, including the Job Demands–Resources model, Sociotechnical Systems theory, and Human–System Integration, the article evaluates the effectiveness of human-centred approaches to occupational redesign. Empirical research from healthcare, manufacturing, and knowledge work is reviewed to assess the extent to which human factors principles improve worker well-being, safety, and system performance.

In an increasingly automated world, understanding how humans interact with complex systems is more vital than ever. This article explores why human factors and psychology must guide design, shifting focus from “human error” to building systems that respect real human capabilities, limits, and wellbeing.