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Lemhöfer, K. Schriefers, H., and Indefrey, P. (2020) Syntactic processing in L2 depends on perceived reliability of the input: Evidence from P600 responses to correct input. Journal of Experimental Psychology: Learning, Memory, and Cognition, 46(10), 1948-1965.

Vogt, S. and Indefrey, P. (2020) “Synästhetische“ Metaphern, überprüft an Aphasikern, mittels der Methode des dichotischen Hörens. In: R. Mikulas (Ed.) Metaphernforschung in interdisziplinären und interdiskursiven Perspektiven, ( pp. 301-323). Paderborn: mentis.

Bekemeier, N., Brenner, D., Klepp, A., Biermann-Ruben, K., & Indefrey, P. (2019). Electrophysiological correlates of concept type shifts. PLoS One, 14(3): e0212624. doi:10.1371/journal.pone.0212624.

Nayernia, L., Van den Vijver, R., & Indefrey, P. (2019). The influence of orthography on phonemic knowledge: An experimental investigation on German and Persian. Journal of Psycholinguistic Research, 48(6), 1391-1406. doi:10.1007/s10936-019-09664-9.

Redmann, A., FitzPatrick, I., & Indefrey, P. (2019). The time course of colour congruency effects in picture naming. Acta Psychologica, 196, 96-108. doi:10.1016/j.actpsy.2019.04.005.

Weber, K., Christiansen, M., Indefrey, P., & Hagoort, P. (2019). Primed from the start: Syntactic priming during the first days of language learning. Language Learning, 69(1), 198-221. doi: 10.1111/lang.12327.

Beckmann, N. S., Indefrey, P., & Petersen, W. (2018). Words count, but thoughts shift: A frame-based account to conceptual shifts in noun countability. Voprosy Kognitivnoy Lingvistiki (Issues of Cognitive Linguistics ), 2, 79-89. doi:10.20916/1812-3228-2018-2-79-89.

Indefrey, P. (2018). The relationship between syntactic production and comprehension. In S.-A. Rueschemeyer, & M. G. Gaskell (Eds.), The Oxford Handbook of Psycholinguistics (2nd ed., pp. 486-505). Oxford: Oxford University Press. doi: 10.1093/oxfordhb/9780198786825.013.20

Indefrey, P., Sahin, H., & Gullberg, M. (2017). The expression of spatial relationships in Turkish-Dutch bilinguals. Bilingualism: Language and Cognition, 20(3), 473-493. doi:10.1017/S1366728915000875.

Klepp, A., Niccolai, V., Sieksmeyer, J., Arnzen, S., Indefrey, P., Schnitzler, A., & Biermann-Ruben, K. (2017). Body-part specific interactions of action verb processing with motor behaviour. Behavioural Brain Research, 328, 149-158. doi:10.1016/j.bbr.2017.04.002.

Niccolai, V., Klepp, A., Indefrey, P., Schnitzler, A., & Biermann-Ruben, K. (2017). Semantic discrimination impacts tDCS modulation of verb processing. Scientific Reports, 7: 17162. doi:10.1038/s41598-017-17326-w.

FitzPatrick, I., & Indefrey, P. (2016). Accessing Conceptual Representations for Speaking [Editorial]. Frontiers in Psychology, 7: 1216. doi:10.3389/fpsyg.2016.01216.

Indefrey, P. (2016). On putative shortcomings and dangerous future avenues: response to Strijkers & Costa. Language, Cognition and Neuroscience, 31(4), 517-520. doi:10.1080/23273798.2015.1128554.

Weber, K., Luther, L., Indefrey, P., & Hagoort, P. (2016). Overlap and differences in brain networks underlying the processing of complex sentence structures in second language users compared to native speakers. Brain Connectivity, 6(4), 345-355. doi:10.1089/brain.2015.0383.

Weber, K., Christiansen, M., Petersson, K. M., Indefrey, P., & Hagoort, P. (2016). fMRI syntactic and lexical repetition effects reveal the initial stages of learning a new language. The Journal of Neuroscience, 36, 6872-6880. doi:10.1523/JNEUROSCI.3180-15.2016.

FitzPatrick, I., & Indefrey, P. (2014). Head start for target language in bilingual listening. Brain Research, 1542, 111-130. doi:10.1016/j.brainres.2013.10.014.

Hagoort, P., & Indefrey, P. (2014). The neurobiology of language beyond single words. Annual Review of Neuroscience, 37, 347-362. doi:10.1146/annurev-neuro-071013-013847.

Indefrey, P. (2014). Time course of word production does not support a parallel input architecture. Language, Cognition and Neuroscience, 29(1), 33-34. doi:10.1080/01690965.2013.847191.

Lemhoefer, K., Schriefers, H., & Indefrey, P. (2014). Idiosyncratic Grammars: Syntactic Processing in Second Language Comprehension Uses Subjective Feature Representations. Journal of Cognitive Neuroscience, 26(7), 1428-1444. doi:10.1162/jocn_a_00609.

Redmann, A., FitzPatrick, I., Hellwig, F. M., & Indefrey, P. (2014). The use of conceptual components in language production: an ERP study. Frontiers in Psychology, 5: 363. doi:10.3389/fpsyg.2014.00363.

Fueller, C., Loescher, J., & Indefrey, P. (2013). Writing superiority in cued recall. Frontiers in Psychology, 4: 764. doi:10.3389/fpsyg.2013.00764.

Davidson, D. J., Hanulikova, A., & Indefrey, P. (2012). Electrophysiological correlates of morphosyntactic integration in German phrasal context. Language and Cognitive Processes, 27, 288-311. doi:10.1080/01690965.2011.616448.

Indefrey, P. (2012). Hemodynamic studies of syntactic processing. In M. Faust (Ed.), Handbook of the neuropsychology of language. Volume 1: Language processing in the brain: Basic science (pp. 209-228). Malden, MA: Wiley-Blackwell.

Oliver, G., Gullberg, M., Hellwig, F., Mitterer, H., & Indefrey, P. (2012). Acquiring L2 sentence comprehension: A longitudinal study of word monitoring in noise. Bilingualism: Language and Cognition, 15, 841 -857. doi:10.1017/S1366728912000089.

Davidson, D., & Indefrey, P. (2011). Error-related activity and correlates of grammatical plasticity. Frontiers in Psychology, 2: 219. doi:10.3389/fpsyg.2011.00219.

Hanulová, J., Davidson, D. J., & Indefrey, P. (2011). Where does the delay in L2 picture naming come from? Psycholinguistic and neurocognitive evidence on second language word production. Language and Cognitive Processes, 26, 902-934. doi:10.1080/01690965.2010.509946.

Indefrey, P. (2011). Neurobiology of syntax. In P. C. Hogan (Ed.), The Cambridge encyclopedia of the language sciences (pp. 835-838). New York: Cambridge University Press.

Indefrey, P. (2011). The spatial and temporal signatures of word production components: a critical update. Frontiers in Psychology, 2(255): 255. doi:10.3389/fpsyg.2011.00255.

Van de Meerendonk, N., Indefrey, P., Chwilla, D. J., & Kolk, H. H. (2011). Monitoring in language perception: Electrophysiological and hemodynamic responses to spelling violations. Neuroimage, 54, 2350-2363. doi:10.1016/j.neuroimage.2010.10.022.

FitzPatrick, I., & Indefrey, P. (2010). Lexical competition in nonnative speech comprehension. Journal of Cognitive Neuroscience, 22, 1165-1178. doi:10.1162/jocn.2009.21301.

Gullberg, M., Roberts, L., Dimroth, C., Veroude, K., & Indefrey, P. (2010). Adult language learning after minimal exposure to an unknown natural language. Language Learning, 60(S2), 5-24. doi:10.1111/j.1467-9922.2010.00598.x.

Gullberg, M., Roberts, L., Dimroth, C., Veroude, K., & Indefrey, P. (2010). Adult language learning after minimal exposure to an unknown natural language. In M. Gullberg, & P. Indefrey (Eds.), The earliest stages of language learning (pp. 5-24). Malden, MA: Wiley-Blackwell.

Gullberg, M., & Indefrey, P. (Eds.). (2010). The earliest stages of language learning. Malden, MA: Wiley-Blackwell.

Gullberg, M., & Indefrey, P. (Eds.). (2010). The earliest stages of language learning [Special Issue]. Language Learning, 60(Supplement s2).

Indefrey, P., & Gullberg, M. (2010). Foreword. Language Learning, 60(S2), v. doi:10.1111/j.1467-9922.2010.00596.x.

Indefrey, P., & Gullberg, M. (2010). The earliest stages of language learning: Introduction. In M. Gullberg, & P. Indefrey (Eds.), The earliest stages of language learning (pp. 1-4). Malden, MA: Wiley-Blackwell.

Indefrey, P., & Gullberg, M. (2010). The earliest stages of language learning: Introduction. Language Learning, 60(S2), 1-4. doi:10.1111/j.1467-9922.2010.00597.x.

Van der Linden, M., Van Turennout, M., & Indefrey, P. (2010). Formation of category representations in superior temporal sulcus. Journal of Cognitive Neuroscience, 22, 1270-1282. doi:10.1162/jocn.2009.21270.

Veroude, K., Norris, D. G., Shumskaya, E., Gullberg, M., & Indefrey, P. (2010). Functional connectivity between brain regions involved in learning words of a new language. Brain and Language, 113, 21-27. doi:10.1016/j.bandl.2009.12.005.

Davidson, D. J., & Indefrey, P. (2009). An event-related potential study on changes of violation and error responses during morphosyntactic learning. Journal of Cognitive Neuroscience, 21(3), 433-446.  doi: 10.1162/jocn.2008.21031

Davidson, D. J., & Indefrey, P. (2009). Plasticity of grammatical recursion in German learners of Dutch. Language and Cognitive Processes, 24, 1335-1369. doi:10.1080/01690960902981883.

Gullberg, M., Indefrey, P., & Muysken, P. (2009). Research techniques for the study of code-switching. In B. E. Bullock, & J. A. Toribio (Eds.), The Cambridge handbook on linguistic code-switching (pp. 21-39). Cambridge: Cambridge University Press.

Indefrey, P., & Davidson, D. J. (2009). Second language acquisition. In L. R. Squire (Ed.), Encyclopedia of neuroscience (pp. 517-523). London: Academic Press. doi: 10.1016/B978-008045046-9.01879-9

Weber, K., & Indefrey, P. (2009). Syntactic priming in German–English bilinguals during sentence comprehension. Neuroimage, 46, 1164-1172. doi:10.1016/j.neuroimage.2009.03.040.

Davidson, D. J., Indefrey, P., & Gullberg, M. (2008). Words that second language learners are likely to hear, read, and use. Bilingualism: Language and Cognition, 11(1), 133-146. doi:10.1017/S1366728907003264.

Gullberg, M., & Indefrey, P. (2008). Cognitive and neural prerequisites for time in language: Any answers? Language Learning, 58(suppl. 1), 207-216. doi:10.1111/j.1467-9922.2008.00472.x.

Gullberg, M., & Indefrey, P. (2008). Cognitive and neural prerequisites for time in language: Any answers? In P. Indefrey, & M. Gullberg (Eds.), Time to speak: Cognitive and neural prerequisites for time in language (pp. 207-216). Oxford: Blackwell.

Indefrey, P., & Gullberg, M. (Eds.). (2008). Time to speak: Cognitive and neural prerequisites for time in language. Oxford: Blackwell.

Indefrey, P., & Gullberg, M. (Eds.). (2008). Time to speak: Cognitive and neural prerequisites for time in language [Special Issue]. Language Learning, 58(suppl. 1).

Kho, K. H., Indefrey, P., Hagoort, P., Van Veelen, C. W. M., Van Rijen, P. C., & Ramsey, N. F. (2008). Unimpaired sentence comprehension after anterior temporal cortex resection. Neuropsychologia, 46(4), 1170-1178. doi:10.1016/j.neuropsychologia.2007.10.014.

Roberts, L., Gullberg, M., & Indefrey, P. (2008). Online pronoun resolution in L2 discourse: L1 influence and general learner effects. Studies in Second Language Acquisition, 30(3), 333-357. doi:10.1017/S0272263108080480.

Seyfeddinipur, M., Kita, S., & Indefrey, P. (2008). How speakers interrupt themselves in managing problems in speaking: Evidence from self-repairs. Cognition, 108(3), 837-842. doi:10.1016/j.cognition.2008.05.004.

Davidson, D. J., & Indefrey, P. (2007). An inverse relation between event-related and time–frequency violation responses in sentence processing. Brain Research, 1158, 81-92. doi:10.1016/j.brainres.2007.04.082.

Haller, S., Klarhoefer, M., Schwarzbach, J., Radue, E. W., & Indefrey, P. (2007). Spatial and temporal analysis of fMRI data on word and sentence reading. European Journal of Neuroscience, 26(7), 2074-2084. doi:10.1111/j.1460-9568.2007.05816.x.

Indefrey, P. (2007). Brain imaging studies of language production. In G. Gaskell (Ed.), Oxford handbook of psycholinguistics (pp. 547-564). Oxford: Oxford University Press.

Joergens, S., Kleiser, R., & Indefrey, P. (2007). Handedness and fMRI-activation patterns in sentence processing. NeuroReport, 18(13), 1339-1343.

Gullberg, M., & Indefrey, P. (Eds.). (2006). The cognitive neuroscience of second language acquisition. Michigan: Blackwell.

Gullberg, M., & Indefrey, P. (Eds.). (2006). The cognitive neuroscience of second language acquisition [Special Issue]. Language Learning, 56(suppl. 1).

Indefrey, P. (2006). A meta-analysis of hemodynamic studies on first and second language processing: Which suggested differences can we trust and what do they mean? Language Learning, 56(suppl. 1), 279-304. doi:10.1111/j.1467-9922.2006.00365.x.

Indefrey, P., & Gullberg, M. (2006). Introduction. Language Learning, 56(suppl. 1), 1-8. doi:10.1111/j.1467-9922.2006.00352.x.

Indefrey, P. (2006). It is time to work toward explicit processing models for native and second language speakers. Journal of Applied Psycholinguistics, 27(1), 66-69. doi:10.1017/S0142716406060103.

Penke, M., Janssen, U., Indefrey, P., & Seitz, R. (2005). No evidence for a rule/procedural deficit in German patients with Parkinson's disease. Brain and Language, 95(1), 139-140. doi:10.1016/j.bandl.2005.07.078.

Indefrey, P., Hellwig, F. M., Herzog, H., Seitz, R. J., & Hagoort, P. (2004). Neural responses to the production and comprehension of syntax in identical utterances. Brain and Language, 89(2), 312-319. doi:10.1016/S0093-934X(03)00352-3.

Indefrey, P. (2004). Hirnaktivierungen bei syntaktischer Sprachverarbeitung: Eine Meta-Analyse. In H. Müller, & G. Rickheit (Eds.), Neurokognition der Sprache (pp. 31-50). Tübingen: Stauffenburg.

Indefrey, P., & Cutler, A. (2004). Prelexical and lexical processing in listening. In M. Gazzaniga (Ed.), The cognitive neurosciences III. (pp. 759-774). Cambridge, MA: MIT Press.

Indefrey, P., & Levelt, W. J. M. (2004). The spatial and temporal signatures of word production components. Cognition, 92(1-2), 101-144. doi:10.1016/j.cognition.2002.06.001.

Ischebeck, A., Indefrey, P., Usui, N., Nose, I., Hellwig, F. M., & Taira, M. (2004). Reading in a regular orthography: An fMRI study investigating the role of visual familiarity. Journal of Cognitive Neuroscience, 16(5), 727-741. doi:10.1162/089892904970708.

Sach, M., Seitz, R. J., & Indefrey, P. (2004). Unified inflectional processing of regular and irregular verbs: A PET study. NeuroReport, 15(3), 533-537. doi:10.1097/01.wnr.0000113529.32218.92.

Vigliocco, G., Vinson, D. P., Indefrey, P., Levelt, W. J. M., & Hellwig, F. M. (2004). Role of grammatical gender and semantics in German word production. Journal of Experimental Psychology: Learning, Memory, and Cognition, 30(2), 483-497. doi:10.1037/0278-7393.30.2.483.

Indefrey, P. (2002). Listen und Regeln: Erwerb und Repräsentation der schwachen Substantivdeklination des Deutschen. PhD Thesis, Heinrich Heine Universität, Düsseldorf.

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Indefrey, P., Brown, C. M., Hellwig, F. M., Amunts, K., Herzog, H., Seitz, R. J., & Hagoort, P. (2001). A neural correlate of syntactic encoding during speech production. Proceedings of the National Academy of Sciences of the United States of America, 98, 5933-5936. doi:10.1073/pnas.101118098.

Indefrey, P., Hagoort, P., Herzog, H., Seitz, R. J., & Brown, C. M. (2001). Syntactic processing in left prefrontal cortex is independent of lexical meaning. Neuroimage, 14, 546-555. doi:10.1006/nimg.2001.0867.

Indefrey, P., & Levelt, W. J. M. (2000). The neural correlates of language production. In M. S. Gazzaniga (Ed.), The new cognitive neurosciences; 2nd ed. (pp. 845-865). Cambridge, MA: MIT Press.

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Indefrey, P. (1999). Some problems with the lexical status of nondefault inflection. Behavioral and Brain Sciences, 22(6), 1025. doi:10.1017/S0140525X99342229.

Indefrey, P., Gruber, O., Brown, C. M., Hagoort, P., Posse, S., & Kleinschmidt, A. (1998). Lexicality and not syllable frequency determine lateralized premotor activation during the pronunciation of word-like stimuli: An fMRI study. NeuroImage, 7, S4.

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Indefrey, P. (1991) Dimensionen der Einschätzung von Alltagskonzepten auf dem Semantischen Differential bei Morbus Crohn‑Patienten und vergleichbaren Normalpersonen. Medical Dissertation, Heinrich‑Heine‑Universität Düsseldorf

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