ENG3221: Grammars of English: Treatment Based on Accents

Prior research has documented that nonstandard ways of speaking can be subject to discrimination, and that nonstandard speakers are aware of the biases toward their accents. However, few studies have investigated the consequences of this for the stigmatized speaker

Accent discrimination refers to unjustified discrimination against employees who speak English with an accent.

From Forbes

From Quartz
Scientists are finding that the reasons for that discrimination may actually start with how our brains process foreign accents in the first place.

From Phys.org