Hi Russ,
I'd like to build on what both Chauncey and Alan suggested. That is, I’d recommend taking a lightweight stakeholder-centric approach to:
. per Chauncey, promote and position great UI design
. per Alan, utilize your designers as agents of change, modeling new role, positioning design for more impact
Without knowing much about your company’s culture or readiness for change, here's a possible approach to consider:
. Use your designers' skills to employ a customer research approach to identify your stakeholders, prioritizing the few stakeholders critical to your success.