Individual differences predict ERP signatures of second language learning of novel grammatical rules

2017 ◽  
Author(s):  
Emily S Nichols ◽  
Marc F Joanisse

We investigated the extent to which second-language (L2) learning is influenced by the similarity of grammatical features in one’s first language (L1). We used event-related potentials to identify neural signatures of a novel grammatical rule - grammatical gender - in L1 English speakers. Of interest was whether individual differences in L2 proficiency and age of acquisition (AoA) influenced these effects. L2 and native speakers of French read French sentences that were grammatically correct, or contained either a grammatical gender or word order violation. Proficiency and AoA predicted Left Anterior Negativity amplitude, with structure violations driving the proficiency effect and gender violations driving the AoA effect. Proficiency, group, and AoA predicted P600 amplitude for gender violations but not structure violations. Different effects of grammatical gender and structure violations indicate that L2 speakers engage novel grammatical processes differently from L1 speakers and that this varies appreciably based on both AoA and proficiency.

2017 ◽  
Vol 22 (1) ◽  
pp. 78-92 ◽  
Author(s):  
EMILY S. NICHOLS ◽  
MARC F. JOANISSE

We investigated the extent to which second-language (L2) learning is influenced by the similarity of grammatical features in one's first language (L1). We used event-related potentials to identify neural signatures of a novel grammatical rule – grammatical gender – in L1 English speakers. Of interest was whether individual differences in L2 proficiency and age of acquisition (AoA) influenced these effects. L2 and native speakers of French read French sentences that were grammatically correct, or contained either a grammatical gender or word order violation. Proficiency and AoA predicted Left Anterior Negativity amplitude, with structure violations driving the proficiency effect and gender violations driving the AoA effect. Proficiency, group, and AoA predicted P600 amplitude for gender violations but not structure violations. Different effects of grammatical gender and structure violations indicate that L2 speakers engage novel grammatical processes differently from L1 speakers and that this varies appreciably based on both AoA and proficiency.


2020 ◽  
Vol 10 (11) ◽  
pp. 866
Author(s):  
Guiyoung Son

This paper aims to examine the morpho-syntactic process of noun plural endings, “-n” and “-s”, in adult second language (L2) learners using event-related potentials (ERPs). German noun plural endings consist of many inflectional forms. They are one of the difficulties faced by German L2 learners. We recorded an electroencephalogram (EEG) study of German L2 learners by dividing study subjects into low and high L2 learners according to the learning level. We examined what ERP components were associated with L2 language processing. All participants were Korean German L2 learners who had achieved varying levels of proficiency. As a result of our analysis, we confirmed different morpho-syntactic processing between the two groups. First, N400 was detected at any learning level. It confirmed language processing supportive of the Full-Listing Model for irregular endings. Second, we confirmed left anterior negativity (LAN), as detected in both low and high proficiency L2 learners. LAN is supportive of a Full-Parsing Model for regular endings, as it was detected in both low and high proficiency L2 learners. However, P600 was detected in highly proficient L2 learners only. It implies that high proficiency learners differ from low proficiency L2 learners. P600 is processed in a reparsing process after recognition of grammatical errors. Based on this result, more active use of a Dual Mechanism Model is possible as learning levels improve. It confirms that improvement in L2 learners results in an approach to cognitive processing similar to that of German first language (L1) speakers.


2014 ◽  
Vol 34 ◽  
pp. 15-36 ◽  
Author(s):  
Kara Morgan-Short

The present article provides a review of results from electrophysiological studies of the neurocognition of second language. After a brief introduction to event-related potentials (ERPs), the article explores four sets of findings from recent second language (L2) ERP research. First, longitudinal L2 ERP research has demonstrated that L2 neurocognitive processing changes qualitatively with time. Second, research has shown that L2 learners can evidence nativelike ERP effects for L2 grammatical features that are present in their first language (L1) as well as for features that are unique to their L2 but may have more difficulty processing features that are present in their L1 but that are instantiated differently in their L2. Third, emerging research has revealed that individual differences in ERPs can be accounted for by linguistic and nonlinguistic factors. Finally, recent empirical studies have shown that explicit and implicit training contexts can lead to nativelike ERP effects at high levels of proficiency, but that implicit contexts may lead to the development of a fuller nativelike processing signature, at least for syntactic processing. With continued interdisciplinary approaches and sophisticated research designs, L2 ERP research is only beginning to reach its potential and promises to uniquely inform central questions of second language acquisition.


1992 ◽  
Vol 13 ◽  
pp. 188-205 ◽  
Author(s):  
Rebecca L. Oxford ◽  
Madeline Ehrman

To provide the most effective instruction possible, teachers of a second language (L2) should learn to identify and comprehend significant individual differences in their students. Many excellent teachers have learned to do some of this intuitively, but explicit understanding of individual-difference dimensions can enhance the work of all teachers. Among the most important such variations are differences associated with nine factors: aptitude, motivation, anxiety, selfesteem, tolerance of ambiguity, risk-taking, language learning styles, age, and gender. All of these variables and many more have been shown to be related to L2 learning in various ways. In fact, Gradman and Hanania (1991) identify 22 individual-difference variables that can affect success in learning a new language.


2006 ◽  
Vol 18 (12) ◽  
pp. 2030-2048 ◽  
Author(s):  
Sonja Rossi ◽  
Manfred F. Gugler ◽  
Angela D. Friederici ◽  
Anja Hahne

The present study investigated the role of proficiency in late second-language (L2) processing using comparable stimuli in German and Italian. Both sets of stimuli consisted of simple active sentences including a word category violation, a morphosyntactic agreement violation, or a combination of the two. Four experiments were conducted to study high- and low-proficiency L2 learners of German as well as high- and low-proficiency L2 learners of Italian. High-proficiency L2 learners in both languages showed the same event-related potential (ERP) components as native speakers for all syntactic violations. For the word category violation, they displayed an early anterior negativity (ELAN), an additional negativity reflecting reference-related processes, and a late P600 evidencing processes of reanalysis. For the processing of the morphosyntactic error, an anterior negativity (LAN) and a P600 were observed, whereas for the combined violation, the same ERP components were found as in the pure category violation. In high-proficiency L2 learners, the timing of the processing steps was equivalent to that of native speakers, although some amplitude differences were present. Low-proficiency L2 learners, however, showed qualitative differences in the agreement violation characterized by the absence of the LAN and quantitative differences reflected in a delayed P600 in every violation condition. These findings emphasize that with a high proficiency, late L2 learners can indeed show native-like neural responses with the timing approximating that of native speakers. This challenges the idea that there are fundamental differences in language processing in the brain between natives and late L2 learners.


2005 ◽  
Vol 17 (1) ◽  
pp. 137-153 ◽  
Author(s):  
Horacio Barber ◽  
Manuel Carreiras

The role of grammatical gender and number representations in syntactic processes during reading in Spanish was studied using the event-related potentials (ERPs) technique. The electroencephalogram was recorded with a dense array of 128 electrodes while Spanish speakers read word pairs (Experiment 1) or sentences (Experiment 2) in which gender or number agreement relationships were manipulated. Disagreement in word pairs formed by a noun and an adjective (e.g., faro–alto [lighthouse–high]) produced an N400-type effect, while word pairs formed by an article and a noun (e.g., el–piano [the-piano]) showed an additional left anterior negativity effect (LAN). Agreement violations with the same words inserted in sentences (e.g., El piano estaba viejo y desafinado [the m-s piano m-s was old m-s and off-key]) resulted in a pattern of LAN–P600. This effect was found both when the violation occurred in the middle of the sentence (at the adjective), as well as when this happened at the beginning of the sentence (at the noun), but the last segment of the P600 effect was greater for the middle sentence position, which could indicate differences in the complexity of reanalysis processes. Differences between grammatical gender and number disagreement were found in late measures. In the word pairs experiment, P3 peak latency varied across conditions, being later for gender than for number disagreement. Similarly, in the sentence experiment, the last segment of the P600 effect was greater for gender than for number violations. These event-related potentials (ERPs) effects lend support to the idea that reanalysis or repair processes after grammatical disagreement detection could involve more steps in the case of gender disagreement, as grammatical gender is a feature of the lexical representation in contrast to number, which is considered a morphological feature that combines with the stem of the word.


2015 ◽  
Vol 32 (2) ◽  
pp. 197-223 ◽  
Author(s):  
Esther Ruigendijk ◽  
Gerd Hentschel ◽  
Jan Patrick Zeller

This Event Related Potentials (ERP) study investigates auditory processing of sentences with so-called code-switches in Russian learners of German. It has often been argued that switching between two languages results in extra processing cost, although it is not completely clear yet what exactly causes these costs. ERP presents a good method to (start to) answer this question, since different ERP effects provide insight in the underlying processes that take place. We presented three groups of speakers (German first-language speakers, Russian speakers with intermediate and Russian speakers with very good knowledge of German as a second language) with German sentences that either ended ‘normally’ i.e. with a word that fitted the meaning of the sentence, or with a semantically unexpected word, or with the Russian translation of the semantically normal German word. Comparing the two groups of Russian speakers allows for examining the influence of proficiency on the processing of code-switches. The results showed that the semantically unexpected word elicited an N400 in both the first language (L1) and the more proficient second language (L2) group, but not in the less proficient L2 group. Code-switches resulted in an N400-like pattern in all three groups, and also in a Late Positive Component (LPC), which was most pronounced in the less proficient L2 group. This positivity is, although somewhat later, quite similar to the well-known P300 effect that is found with stimuli with unexpected external properties.


Author(s):  
Lee Osterhout ◽  
Ilona Pitkänen ◽  
Judith McLaughin ◽  
Margarita Zeitlin

We report here a study of adult first language (L1) English speakers who were enrolled in a university course of second language (L2) Finnish instruction. We investigated the acquisition and retention of the phonotactic Finnish Vowel Harmony rule. Event-Related Potentials (ERPs) were recorded while learners read a list of Finnish words and word-like non-words, some of which violated vowel harmony. ERPs were recorded near the beginning, middle, and end of the instructional period, and during a post-instruction language attrition session. The violations elicited an N400 effect during early stages of learning and a P600 effect after additional instruction. Conversely, violations elicited a P600 after short attrition periods and an N400 after longer periods. Our results support a processing-based version of the regression hypothesis: learners gradually transitioned from a lexical processing mode to a grammatical processing mode during the acquisition phase, with the reverse transition occurring once instruction has ended.


2000 ◽  
Vol 12 (4) ◽  
pp. 556-568 ◽  
Author(s):  
Thomas C. Gunter ◽  
Angela D. Friederici ◽  
Herbert Schriefers

This experiment explored the effect of semantic expectancy on the processing of grammatical gender, and vice versa, in German using event-related-potentials (ERPs). Subjects were presented with correct sentences and sentences containing an article-noun gender agreement violation. The cloze probability of the nouns was either high or low. ERPs were measured on the nouns. The low-cloze nouns evoked a larger N400 than the high-cloze nouns. Gender violations elicited a left-anterior negativity (LAN, 300-600 msec) for all nouns. An additional P600 component was found only in high-cloze nouns. The N400 was independent of the gender mismatch variable; the LAN was independent of the semantic variable, whereas an interaction of the two variables was found in the P600. This finding indicates that syntactic and semantic processes are autonomous during an early processing stage, whereas these information types interact during a later processing phase.


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