"What generally accepted beliefs & values does the audience need to hold for the evidentiary reasoning to make sense?"
In a nutshell
Over the past few years, the concept of microaggression has made its way into public discussions at dozens, if not hundreds, of colleges and universities, with many institutions offering workshops to faculty members on identifying and avoiding microaggressions and disseminating lists of microaggressions to caution faculty and students against expressing statements that might cause offense.
All of these applications hinge on one overarching assumption: that the microaggression research program aimed at documenting the phenomenon is sound and that the concept itself has withstood rigorous scientific scrutiny.
Going deeper
In Frankenstories