Dr. Adeiza Isiaka is an Assistant Professor (Teaching Stream) at the Graduate Centre for Academic Communication. His research straddles the fields of sociocultural and variationist linguistics, with a breadth of teaching experience in discourse studies, world Englishes, and youth languages.

Adeiza has a PhD in English Linguistics from Chemnitz University of Technology in 2017 and an MA in English from the University of Lagos. Before joining the GCAC, he was a Postdoctoral Fellow at the University of Toronto and at the Hanse Institute of Advanced Study in Delmenhorst. He is an Alfried Krupp Fellow, and recently held the Alexander von Humboldt Research Fellowship. He is a recipient of numerous honours, including the Top Seven Paper Award, awarded by the International Communication Association (ICA) in 2013.

At the GCAC, Adeiza teaches courses on academic writing, including Focus on Essentials, Focus on Style, and Navigating the Publishing Process.

Recent publications:

• A phono-ethnic story of Nigerian English: As told by high vowels
  https://doi.org/10.1016/j.amper.2019.100049
• Accommodation in L2 English: Measuring dialect convergence in Nigerian Englishes
  https://doi.org/10.1016/j.langcom.2021.03.002
• CAN FORMANT AMPLITUDE DIFFERENCES SERVE AS INDICATORS FOR L1-EFFECTS OF ATR IN VARIETIES OF ENGLISH IN WEST AFRICA?
  ICPhS_2402.pdf (internationalphoneticassociation.org)
• A Tale of Many Tongues: Towards Conceptualising Nigerian Youth Languages
  https://doi.org/10.1080/10228195.2020.1740298
• “No, we jus’ dey gist”: Polylanguaging, Metrolingualism and African Youth Languages
  https://doi.org/10.53228/njas.v31i1.471
• German is the holy grail: language, migration and ethnolingual belonging in transnational spaces
  https://doi.org/10.1080/1369183X.2023.2191159
• ‘Only a tree stands still to be cut down’: discoursing legitimation in narratives of the Nigeria-Biafra war and the IPOB: movement (1967 to present)
  https://tandfonline.com/doi/full/10.1080/09592318.2024.2304902
• Framing victimhood, making war: A linguistic historicizing of secessionist discourses
  https://doi.org/10.1515/opli-2022-024