Lee, Sinae. 2016. Phonetic variation in Washington DC: Race, neighborhood, and gender. PhD dissertation, Georgetown University, Washington, DC.
Grieser, Jessica. 2015. The language of Professional Blackness: African American English at the Intersection of Race, Place, and Class in Southeast, Washington, DC. Linguistics. Ph.D. dissertation, Georgetown University, Washington, DC.
Nielsen, Rasmus. 2012. Reassembling ethnicity: Stylistic variation in African American English prosody. Ph.D. dissertation, Georgetown University Washington, DC.
Tseng, Amelia. 2015. Vowel variation, style, and identity construction in the English of Latinos in Washington, D.C. Ph.D dissertation, Georgetown University, Washington, DC. National Science Foundation Doctoral Dissertation Research Improvement Grant (SBE DDRIG 1324387).
Nylund, Anastasia. 2013. Phonological variation at the intersection of ethnoracial identity, place, and style in Washington, DC. Ph.D. dissertation, Georgetown University, Washington, DC.
Lou, Jia. 2009. Situating linguistic landscape in time and space: A multidimensional study of the linguistic construction of Washington, DC Chinatown.” Ph.D. dissertation. Georgetown University: Washington, DC.