A UX practitioner demonstrates 8 core competencies. By assessing each team member's 'signature' in these eight areas, managers can build a fully rounded user experience team. This approach also helps identify the roles for which each team member is most suited alongside areas for individual development.
Craft, Leadership
The 8 competencies of user experience: a tool for assessing and developing UX Practitioners
Knowledge
Domain Expert Interview — UX Knowledge Base Sketches
Domain Experts / Subject Matter Experts / Industry Experts have invaluable knowledge that you can (and should) apply during your UX process. Domain expert involvement is not an alternative to UX research, and a domain expert is certainly neither a “user expert” nor a designer.
Interviews
Domain Expert Interview — UX Knowledge Base Sketches