Director, Bucknell's Linguistic Lab


  • Ph.D. in Linguistics, University of Illinois at Urbana-Champaign, 2007
    Adviser: J. Kathryn Bock
    Committee Chair: Elabbas Benmamoun

Research Interests

Psycholinguistics, particularly language production, including word-level errors, disfluencies, and how agreement is computed, with a special focus on the influences of word order, conceptual information, and morphology on agreement.

Syntax, including single conjunct agreement, and the cross-linguistic differences between gender and number agreement.


  • LING 105 Linguistic Analysis: Sounds & Words
  • LING 110 Linguistic Analysis: Sentences & Meaning
  • LING 205 Phonetics and Phonology
  • LING 206 Morphology
  • LING 225 Language and the Brain
  • LING 230 Psycholinguistics
  • LING 319 Undergraduate Research
  • LING 326 Language and Cognition (Crosslisted as PSYC 326)
  • LING 330 Advanced Topics in Psycholinguistics
  • LING 390 Independent Study


Selected Publications

Lorimor, H., Jackson, C. N., Spalek, K., & Van Hell, J. G. (2016). The impact of notional number and grammatical gender on agreement with conjoined noun phrases. Language, Cognition and Neuroscience. link

Lorimor, H., Jackson, C. N., & Foote, R. (2015). How gender affects number: Cue-based retrieval in agreement production. Language, Cognition and Neuroscience, 30, 947-954. link 

Lorimor, Heidi. (2009). "Sentence Coordination." in Encyclopedia of Arabic Language and Linguistics, Vol 4. Kees Versteegh, ed.

Lorimor, Heidi, J. Kathryn Bock, E. Zalkind, A. Sheyman, and R. Beard. (2008). "Number Agreement and Attraction in Russian." Language and Cognitive Processes 23, 769-799. link

Lorimor, H. (2007). Conjunctions and grammatical agreement: When wholes differ from the sum of their parts. Unpublished Doctoral Dissertation. University of Illinois. pdf

Benmamoun, Elabbas and Heidi Lorimor. (2006). "Featureless Expressions: When Morphological Markers are Absent." Linguistic Inquiry 37(1), 1-23.

Lorimor, Heidi. (2005). "Agreement Alternations: How Optional Patterns of Agreement Arise." Perspectives In Arabic Linguistics XVII- XVIII. Elabbas Benmamoun and Mohammad T. Alhawary, eds. John Benjamins Press. 222-239.


"Learning from Agreement." Invited Distinguished Alumni Lecture at the University of Illinois, Urbana-Champaign, Linguistics Department. September 30, 2013.

"Producing Subject-Verb Agreement with Conjoined Subject Noun Phrases." Paper presented at the Beckman Institute Graduate Seminar. May 10, 2006. University of Illinois, Urbana-Champaign.


"Repetition modulates the range of learning in subject-verb agreement". Poster presented at the 28th Annual CUNY Conference on Human Sentence Processing. March 3-5, 2016. Gainesville, FL. (With Nora Adams '16 and Carrie Jackson) pdf

"Semantic and morphophonological information affect the comprehension of subject-verb agreement in German: An auditory ERP study". Poster presented at the 56th Annual Meeting of the Psychonomic Society. November 19-22, 2015. Chicago, IL. (With Carrie Jackson, Juliane Domke, Katharina Spalek, and Janet van Hell)

Show All

"When it comes to complex NPs, preschoolers don't always agree". Poster presented at the 27th Annual CUNY Conference on Human Sentence Processing. March 19-21, 2015. Los Angeles, California. (With Nola Stephens and Carol Miller) pdf

"Naming errors within families are constrained by semantic category". Paper presented at the 9th Annual International Conference on the Mental Lexicon. Sept 30 - Oct 1, 2014. Niagara-on-the-Lake, Ontario, Canada. (With Julia Buffinton and Lindsay Zajac '14) abstract

"Delaying verb production changes what matters in subject-verb agreement". Poster presented at the 27th Annual CUNY Conference on Human Sentence Processing. March 13-15, 2014. Columbus, OH. (With Arielle Allentoff '14) pdf

"Objects and actions in (dis)agreement". Poster presented at the 26th Annual CUNY Conference on Human Sentence Processing. March 21-23, 2013. Columbia, South Carolina. (With Jason Schoenberg '13) pdf

"The impact of grammatical features and notional number on agreement." Poster presented at 7th International Workshop on Language Production. New York University. July 18-20, 2012. New York, New York. (With Carrie Jackson and Janet van Hell) pdf

"What drives agreement." Paper presented at the Center for Language Science Colloquium at Penn State University. May 7, 2010. State College, PA.

"Mixed Agreement in Lebanese Arabic." Paper presented at the 22nd Annual Symposium on Arabic Linguistics. March 8-9, 2008. College Park, MD. handout

"Expressing Number Agreement for Pre- and Post-verbal Subjects in Lebanese Arabic." Poster presented at the 4th Hopkins Workshop on Language. October 12-14, 2007. Baltimore, MD. (With Elabbas Benmamoun) pdf

"Word Order and Agreement Asymmetries in Lebanese Arabic and English". Paper presented at the 31st Penn Linguistics Colloquium. February 23-25, 2007. Philadelphia, PA.

"Variable Agreement with Conjoined Subjects." Paper presented at the Linguistics Departmental Seminar. October 19, 2006. University of Illinois at Urbana-Champaign.

"The Effects of Word Order and Noun Type on Agreement with Conjoined Subjects." Poster presented at the 3rd International Workshop on Language Production. August 13-15, 2006. Chicago, IL. (with Erica Middleton and Kathryn Bock) pdf

"One and One Makes Singular Agreement." Poster presented at the 19th Annual CUNY Conference on Human Sentence Processing. March 23-25, 2006. New York, NY. (with Erica Middleton and Kathryn Bock) pdf

"Number Agreement and Attraction in Russian." Paper presented at the Annual Meeting of the Linguistic Society of America, January 5-8, 2006. Albuquerque, NM. (with Kathryn Bock)

"A Case for Notional Agreement: Number Agreement and Attraction in Russian." Paper presented at the Linguistics Departmental Seminar, November 11, 2004. University of Illinois, Urbana-Champaign.

"Syntactic Expressions of Semantic Agreement Effects." Paper presented at the Arabic Linguistics Symposium. March 19, 2004. University of Oklahoma, Norman, OK.

"Language Choice for African Literature." Paper presented at the Africa-in-Academics Student Association Conference. March 1, 2003. University of Illinois, Urbana-Champaign.


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