Rhetorical discourse is planned, typically concerned with contingent issues as it is shaped by human motives and responsive to situations, yet dependant on the audience. And of course, persuasion seeking (six characteristics of rhetorical discourse,
Rhetoric relates to UX because both involve intentional, persuasive communication shaped by human motives and audience needs. UX designers, like rhetoricians, plan with purpose crafting interfaces that influence user behavior and understanding.