PD Dr. Mareike Keller

PD Dr. Mareike Keller
Academic Staff Member
University of Mannheim
Anglistik I
B 6, 30–32 – Room 38
68159 Mannheim
Consultation hour(s):
By appointment

  • Research

    Mareike Keller has been teaching and doing research at the English Department since 2014. In March 2021 she joined the Research Group Emerging Grammars (RUEG) as a principal investigator and is now leading a project investigating the lexicon of heritage speakers. Her research interests include multilingualism, phraseology and computational methods for annotation and analysis of modern and historical texts.

  • Biographic Information

    Following her studies in Slavic Languages, English Linguistics and German Linguistics at the University of Tübingen, she received a doctorate from the University of Mannheim in 2014 (topic of dissertation: Phrasemes in bilingual discourse). In 2021 she completed her post-doctoral project on Code-Switching in Middle English Texts.

  • Teaching

    In her courses she guides her students towards independent and critical exploration of academic questions and covers topics such as bilingual code-switching, phraseology or language change.


  • Keller, M. (2021). Developing a structural template for historical code-switching.. In E. Glaser, M. Prinz & S. Ptashnyk (eds.), Historisches Codeswitching mit Deutsch : multilinguale Praktiken in der Sprachgeschichte (S. 437–464). Berlin ; Boston, Mass.: De Gruyter.
  • Keller, M. (2020). Compositionality: Evidence from Code-Switching. In E. Piirainen, N. A. Filatkina & S. Stumpf (eds.), Formulaic language and new data : theoretical and methodological implications. (S. 197–222). Berllin: De Gruyter.
  • Keller, M. (2017). Code-switched adjectives in macaronic sermons. In E. Louviot (eds.), Studies in language variation and change 2 : shifts and turns in the history of English (S. 197–216). Newcastle upon Tyne: Cambridge Scholars Publishing.

Reviewer Activities

Co-editor of Mannheim Papers in Multilingualism, Acquisition, and Change (MAPMAC)