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Principal Supervisor: Ad Neeleman
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Syntactic typology, harmonic/disharmonic word order, the syntax of coordination, the syntax of negations, linkers, the interaction between tone and syllable structure, Kotoko languages (Chadic).
PhD. 2012 in progress. Coordinating and Subordinating Linkers. UCL
MA. 2010 (as J.N. Ruff) Typological Variation in Negative Concord and the Scope of Negation. UCL
2013. (Dis)harmony, the Head-Proximate Filter, and linkers. Journal of Linguistics 49.
2009. Tone on Lagwan verbs: The conflict between perceptual prominence and lexical contrast. In E. Rothmaler, ed. Topics in Chadic Linguistics V (Chadic Linguistics 6). Cologne: Rüdiger Köppe, 117-128.
2007. (as J. N. Ruff) Nasal + obstruent sequences in Lagwan. In H. Tourneux, ed. Topics in Chadic Linguistics IV: Comparative and Descriptive Studies (Chadic Linguistics 5). Cologne: Rüdiger Köppe, 103-119.
2005. (as J. N. Ruff) Phonology of Lagwan (Logone-Birni Kotoko). Yaounde: SIL/ Ministry of Scientific Research and Innovation. (Available at http://www.silcam.org/languages/languagepage.php?languageid=143)
Harmony, the Head-Proximate Filter, and the near parallels between nominal and clausal linkers. Linguistics Association of Great Britain Annual Meeting, Leeds, 1st-4th September 2010.
Harmonic word order constraints are not created equal: The Final-over-Final Constraint as an epiphenomenon. 5th Newcastle Postgraduate Conference in Linguistics, 23rd March 2010.
Harmonic word order constraints are not created equal: The Final-over-Final Constraint as an epiphenomenon. Linguistics PhD Day, UCL, 2nd December 2009.
Tone in Lagwan verbs: The conflict between perceptual prominence and lexical contrast. 4th Biennial International Colloquium on Chadic Languages, Bayreuth, 30th-31st October 2007.
Explaining anomalies in a Chadic language of Cameroon: Contingent extrasyllabicity in Lagwan. Invited talk, University of York, 1st June 2006.
Nasal + obstruent sequences in Lagwan. 3rd
Biennial International Colloquium on Chadic Languages, Villejuif, 24th-25th