Through EEG, we aim to see whether speakers of Standardized American English (SdAE) have grammatical knowledge of African American Language (AAL). Listeners heard auxiliary present, absent, and ungrammatical sentences (e.g. “My brother, he’s/he/he’ll working”), in SdAE and AAL. Stimuli came from a bidialectal Black speaker of both varieties. Initial results show a P600 only to “‘ll” for AAL; no P6...