(Beginner) Can assess and validate whether any given design solution is likely to achieve business goals, against accepted best practice standards.

(Novice) Can assess and validate whether any given design solution is likely to satisfy common or archetypal user, customer or audience behaviours, including Gestalt principles / theory.

(Intermediate) Can provide evidence-based design guidance, by assessing and validating specific design concepts and solutions with end-users, peers and client stakeholders.

(Expert) Can rigorously measure the impact of design work, by facilitating lab-based & remote usability testing that produces a high standard of research findings and design recommendations.

(Master) Is adept at improving design outcomes by conducting and reporting on a broad range of quantitive and qualitative design testing and validation methods to an exemplary standard.