Selected Publications

2023Individuals’ perceptual retuning predicts articulatory accommodation: implications for sound change. ICPhS 20, p. 2995-2999. (With Patrice Speeter Beddor, Ian Calloway, Stephen Tobin, & Ruaridh Purse). (Link to online version.)
2022Producing and perceiving socially structured coarticulation: Coarticulatory nasalization in Afrikaans. Laboratory Phonology, 13(1). doi: (With Patrice Speeter Beddor, Will Styler, Stephen Tobin, Ian Bekker, & Daan Wissing.)
2021Exploring language dominance through code-switching: Intervocalic voiced stop lenition in Afrikaans-Spanish bilinguals. Phonetica, 78(3):201-240. (With Nicholas Henriksen, Lorenzo García-Amaya, & Micha Fischer.)
2020Afrikaans in Patagonia: Language shift and cultural integration in a rural immigrant community. International Journal of the Sociology of Language, 2020(266), 33-54. doi: 10.1515/ijsl-2020-2110. (With Ryan Szpiech, Joshua Shapero, Lorenzo García-Amaya, Paulina L. Alberto, Victoria Langland, Ellie Johandes, & Nicholas Henriksen.)
2020Collaboration transcending crisis: Despite COVID, large-scale collaborative projects can help reimagine the humanities. Inside Higher Education, July 9, 2020. (With Ian Cook, Ella Deaton, Ellie Johandes, Kelly Kendro, Paulina Alberto,  Lorenzo García-Amaya, Victoria Langland, Ana Silva, Ryan Szpiech, & Nicholas Henriksen.) (Link to online version.)
2019Producing and perceiving socially indexed coarticulation in Afrikaans. ICPhS 19, p. 215-219. (With Patrice Speeter Beddor, Will Styler, Stephen Tobin, Ian Bekker, & Daan Wissing.) (Link to online version.)
2019Velar palatalization in Patagonian and South African Afrikaans: Language and settlement history in an expatriate community. ICPhS 19, 1610-1614. (With Lorenzo García-Amaya, Jiseung Kim, Daan Wissing, & Nicholas Henriknsen.) (Link to online version.)
2019Los otros afro-argentinos: narrativas raciales de la colectividad sudafricana de la Patagonia del siglo XX. [The other Afro-Argentines: racial narratives of the South African community of Patagonia of the 20th century.] In Eva Lamborghini, María de Lourdes Ghidoli, & Juan Francisco Martínez Peria. (eds.)  Estudios Afrolatinoamericanos 4: Actas de las Sextas Jornadas del GEALA. Buenos Aires: Centro Cultural de la Cooperación Floreal Gorini. p. 175-190. (With Paulina L. Alberto, Ana M. Silva, Lorenzo García-Amaya, Victoria Langland, Ryan Szpiech, Ellie Johandes, & Nicholas Henriksen.) (Link to Spanish/English online version.)
2019Language contact in Patagonia: Durational control in the acquisition of Spanish and Afrikaans phonology. In F. Martínez-Gil & S. Colina (Eds.), Handbook of Spanish Phonology. New York: Routledge. p. 416-438. (With Nicholas Henriksen, Lorenzo García-Amaya, Daan Wissing.)
2019Language and identity: lessons from a unique Afrikaans community in Patagonia. In The Conversation, January 8, 2019. (With Nicholas Henriksen, Lorenzo García-Amaya, Paulina Albnerto, Victoria Langland, Ryan Szpiech, and Joshua Shapero.) (Link to online version.)
2018Individual and community level variation in phonetics and phonology. In David Bradley, and Rajend Mesthrie, eds. The Dynamics of Language. Cape Town: University of Cape Town Press. p. 176-192.
2018Afrikaans in Patagonia: Voices of displacement. Babel: The Language Magazine, August 2018:16-21. (With Nicholas Henriksen, Lorenzo García-Amaya, Paulina Albnerto, Victoria Langland, Ryan Szpiech, and Joshua Shapero.)
2018The time course of individuals’ perception of coarticulatory information is linked to their production: implications for sound change. Language, 94:931-968. (With Pam Beddor, Julie Boland, Kevin McGowan, and Will Styler.)
2018Plosive voicing in Afrikaans: differential cue weighting and tonogenesis. Journal of Phonetics, 66:185–216. (With Pam Beddor, Kerby Shedden, Will Styler, and Daan Wissing.) (open access link)
2016A comprehensive model of phonological variation: grammatical and non-grammatical factors in variable nasal place assimilation. Phonology, 33:211-246. (pre-publication version)
2014Grammatical change through lexical accumulation: Voicing co-occurrence restrictions in Afrikaans. Language, 90:693-721. (pre-publication version)
2014Gestural Gestural reduction, lexical frequency, and sound change: a study of post-vocalic /l/. Laboratory Phonology, 5:9-36. (With Susan Lin and Patrice Beddor.)
2013The time course of perception of coarticulation. Journal of the Acoustical Society of America, 133(4):2350-2366. (With Patrice Beddor, Kevin McGowan, Julie Boland and Anthony Brasher.)
2013Frequency biases in phonological variation.Natural Language and Linguisic Theory, 31: 47-89. (With Shigeto Kawahara.)(ROA #1098-0810). [Pre-print version.]
2011The place of variation in phonological theory. In John Goldsmith, Jason Riggle & Alan Yu, eds. The Handbook of Phonological Theory. 2nd Edition. Oxford: Blackwell. p. 401-434. (ROA #946-0108). [Pre-print version.]  (With Joe Pater.)
2011Gestural reduction and sound change: an ultrasound study. ICPhS XVII, p. 1250-1253. (With Patrice Beddor and Susan Lin.)
2011Variation: where laboratory and theoretical phonology meet. In Abigail C. Cohn, Cécile Fougeron, and Marie K. Huffman, eds. Oxford Handbook of Laboratory Phonology. Oxford: Oxford University Press. p. 62-75.
2010Syllables in speech perception – evidence from perceptual epenthesis. In Charles Cairns & Eric Raimy, eds. Handook of the Syllable. Leiden: E.J. Brill. (pre publication version)
2010Gradient well-formedness in Harmonic Grammar: Phonological performance as a window on phonological competence. Journal of the Phonetic Society of Japan, 14:13-23. (pre publication version)
2010Phonetically grounded phonology and sound change: the case of Tswana labial plosives. Journal of Phonetics, 38:404-421(With Rigardt Pretorius.) (link)
2009Grammar is both categorical and gradient. In Steven Parker, ed.Phonological Argumentation: Essays on Evidence and Motivation. London: Equinox. p. 9-42. (ROA #864-0906). [Pre-print version.]
2009Introduction: phonological models and experimental data. Phonology, 26:1-8.(With René Kager and Joe Pater.)
2009Phonological variation and lexical frequency. In Anisa Schardl, Martin Walkow, & Muhammad Abdurrahman, eds. NELS 38. Voiume 1. Amherst: GLSA. p. 189-202. [“Short version” and “Long version” available on ROA. Short version is the NELS version. The long version contains a few additional appendices.] (ROA #952-0208)
2009An integrated gramatical/non-grammatical model of phonological variation. In Young-Se Kang, et al., eds. Current Issues in Linguistic Interfaces. Volume 2. Seoul: Hankookmunhwasa. p. 267-294. (ROA #1033-0609).
2009Learning lexical indexation. Phonology, 26:109-145. (ROA #1000-1108). [Pre-print version.]
2008Weighted constraints and gradient restrictions on place co-occurrence in Muna and Arabic. Natural Language and Linguistic Theory, 26:289-337. (ROA #950-0108) [Pre-print version.] (With Joe Pater.)
2008Grammaticality and Ungrammaticality in Phonology. Language, 84(2):218-257. (ROA #945-0108). [Pre-print version.]
2007Post-nasal devoicing in Tswana. In Jürgen Trouvain and William J. Barry, eds.  ICPhS XVI.  p. 861-864. (pdf) (With Susan Lin and Rigardt Pretorius.)
2007Hamza. In Kees Versteegh, Mushira Eid, Alaa Elgibali, Manfred Woidich, and Andrzej Zaborsky, eds. Encyclopedia of the Arabic Language and Linguistics. Volume III. Leiden: E.J. Brill. p. 228-232.(link)
2007Global and Local Durational Properties in Three Varieties of South African English. The Linguistic Review, 24:263-289 (link) (With Daan Wissing.)
2006Variation as accessing “non-optimal” candidates. Phonology, 23(3):337-385. (link)
2005The OCP in the perception of English. In Sonia Frota, Marina Vigario, Maria Joao Freitas, eds. Prosodies. New York : Mouton de Gruyter. p. 223-245. (pre publication version)
2005With Joe Pater. Lexically Specific Constraints: Gradience, Learnability, and Perception. In Proceedings of the 3rd Seoul International Conference on Phonology. Seoul: The Phonology-Morphology Circle of Korea. 85-119.
2004What it Means to be a Loser: Non-Optimal Candidates in Optimality Theory . Ph.D. Dissertation, University of Massachusetts , Amherst . (ROA # 687-0904)
2003Just how many languages are there? In Makoto Kadowaki & Shigeto Kawahara. (eds.) NELS 36 Proceedings of 36 th Meeting the North East Linguistic Society . Amherst : GLSA. p. 103-114. (ROA # 624-1003)
2002Between-language frequency effects in phonological theory, University of Massachusetts , Amherst. (pdf)
2002OO-Correspondence as cumulativity. In Angela Carpenter, Andries W. Coetzee & Paul de Lacy. (eds.) University of Massachusetts Occasional Papers in Linguistics 26: Papers in Optimality Theory II . Amherst : GLSA. p. 27-57. (ROA # 628-1103)
2002Some mathematical properties of EVAL, University of Massachusetts, Amherst.
2001Nasal-only syllables in Tswana. In Graham Horwood & Se-Kyung Kim. (eds.) RuLing 2: Working Papers of Rutgers University . New Brunswick : Rutgers University . p. 1-20. (pdf)
2001Sympathy Theory and the set of potential winners, University of Massachusetts , Amherst. (ROA # 623-1003)
2000Post-nasal neutralization phenomena in Tswana – more on *N… constraints, University of Massachusetts , Amherst. (pdf)
1999Hebrew and Aramaic segholation and the generality and ordering of phonological rules . Journal of Semitic Studies , 44:215-226.
1999Metathesis in Tiberian Hebrew – a perspective from Optimality Theory .Theoretical Linguistics , 25:99-131.
1999Tiberian Hebrew Phonology: Focusing on Consonant Clusters.
Van Gorcum: Assen, the Netherlands . (Studia Semitica Neerlandica 38.)
1998The phonology of the two hamza’s of Qur’anic Arabic. Theoretical Linguistics , 24:219-244.
1997Syllabification and epenthesis in Tiberian Hebrew – perspectives from Optimality Theory. Journal for Semitics , 9:87-128.
1996Die ingeborenheid-hipotese van die TGG en Dooyeweerd se filosofie.Koers, 61(1): 83-102. [Title in English: The innateness hypothesis of transformational generative grammar and the philosophy of Dooyeweerd.]
1996Predicting epenthesis sites for Tiberian Hebrew. South African Journal of Linguistics , Supplement 33:3-22.
1996The neutral reduced vowel, vowel epenthesis and segholate formation in Tiberian Hebrew. South African Journal of Linguistics , Supplement 31:5-21.
1996Die akoestiese eienskappe van stemlose eksplosiewe van Afrikaans.South African Journal of Linguistics , Supplement 34:63-82. [Title in English: The acoustical properties of the voiceless plosives of Afrikaans.] (With Daan Wissing.)
1995Berou en bekering in die prediking van die profete: geïnterpreteer binne die raamwerk van die verbond. In die Skriflig , 29(4): 603-622. [Title in English: Repentance and conversion in the message of the prophets: interpreted within the framework of the covenant.]