Luke Plonsky, PhD

Luke Plonsky Associate Professor, starting at NAU in January 2018
Northern Arizona University
Applied Linguistics
Blg 23 Rm #BAA 325
Phone: 928-523-8392


PhD, Michigan State University



  • second language acquisition
  • research methods
  • research synthesis/meta-analysis
  • Open science


Current editorial roles

Associate Editor, Studies in Second Language Acquisition (2015-)

Managing Editor, Foreign Language Annals (2015-)

Co-Director, IRIS (2016-)



Gass, S. M., Behney, J., & Plonsky, L. (under contract). Second language acquisition: An introductory course (5th ed.). New York, NY: Routledge.

Plonsky, L. (Ed.) (under contract). Professional development in applied linguistics: A guide to success for graduate students and early career faculty. Philadelphia, PA: John Benjamins.

Norris, J. M., & Plonsky, L. (under contract). Research synthesis and meta-analysis in applied linguistics: A practical guide. New York, NY: Routledge.

Phakiti, A., De Costa, P. I., Plonsky, L., & Starfield, S. (under contract). The Palgrave handbook of applied linguistics research methodology. New York, NY: Palgrave.

Loewen, S., & Plonsky, L. (2015). An A-Z of applied linguistics research methods. New York, NY: Palgrave.

Plonsky, L. (Ed.) (2015). Advancing quantitative methods in second language research. New York, NY: Routledge.

Gass, S. M., with Behney, J., & Plonsky, L. (2013). Second language acquisition: An introductory course (4th ed.). New York, NY: Routledge.

Plonsky, L., & Schierloh, M. (Eds.) (2011). Selected proceedings of the 2009 Second Language Research Forum: Diverse contributions to SLA. Somerville, MA: Cascadilla Proceedings Project.


Articles and book chapters (2015-present)

Egbert, J., & Plonsky, L. (in press). Bootstrapping techniques. In S. Th. Gries & M. Paquot (Eds.), A practical handbook of corpus linguistics. New York, NY: Springer.

Mizumoto, A., Plonsky, L., & Egbert, J. (in press). Meta-analyzing corpus linguistic research. In S. Th. Gries & M. Paquot (Eds.), A practical handbook of corpus linguistics. New York, NY: Springer.

Plonsky, L., & Zhuang, J. (in press). A meta-analysis of second language pragmatics instruction. In N. Taguchi (Ed.), Routledge handbook of SLA and pragmatics. New York, NY: Routledge.

Norouzian, R., & Plonsky, L. (in press). Correlation and regression analyses. In A. Phakiti, P. I. De Costa, L. Plonsky, & S. Starfield (Eds.), The Palgrave handbook of applied linguistics research methodology. New York, NY: Palgrave.

Norouzian, R., & Plonsky, L. (in press). Eta- and partial eta-squared in L2 research: A cautionary review and guide to more appropriate usage. Second Language Research.

Marsden, E., Thompson, S., & Plonsky, L. (in press). A methodological synthesis of self-paced reading in second language research. Applied Psycholinguistics.

Plonsky, L. (in press). Recent research on language learning strategy instruction. In A. U. Chamot & V. Harris (Eds.), Learning strategy instruction in the language classroom: Issues and implementation. Bristol, UK: Multilingual Matters.

Nurmukhamedov, U., & Plonsky, L. (in press). Reflective and effective teaching of vocabulary. In M. Zeraatpishe, A. Faravani, H. R. Kargozari, & M. Azarnoosh (Eds.), Issues in applying SLA theories toward creative teaching. Rotterdam, The Netherlands: Sense Publishers.

Derrick, D., Paquot, M., & Plonsky, L. (in press). Interlingual vs. Intralingual errors. In J. Liontas (Ed.), TESOL Encyclopedia of English Language Teaching. Malden, MA: Wiley.

Marsden, E., Thompson, S.,  Plonsky, L. (2017). Open science in second language acquisition research: The IRIS repository of research materials and data. In C. Granget, M.-A. Dat, D. Guedat-Bittighoffer, & C. Cuet (Eds.), Proceedings of Connaissances et Usages en L2.

Gonulal, T., Loewen, S., & Plonsky, L. (2017). The development of statistical literacy in applied linguistics graduate students. International Journal of Applied Linguistics, 168, 4-32.

Plonsky, L., & Oswald, F. L. (2017). Multiple regression as a flexible alternative to ANOVA in L2 research. Studies in Second Language Acquisition, 39, 579-592.

Gurzynski-Weiss, L., & Plonsky, L. (2017). Look who’s interacting: A scoping review of research involving non-teacher/non-peer interlocutors. In L. Gurzynski-Weiss (Ed.), Expanding individual difference research in the interaction approach: Investigating learners, instructors, and other interlocutors (pp. 305-324). Philadelphia, PA: John Benjamins.

Paquot, M., & Plonsky, L. (2017). Quantitative research methods and study quality in learner corpus research. International Journal of Learner Corpus Research, 3, 61-94.

Plonsky, L. (2017). Quantitative research methods. In S. Loewen & M. Sato (Eds.), The Routledge handbook of instructed second language acquisition (pp. 505-521). New York, NY: Routledge.

Plonsky, L., & Derrick, D. J. (2016). A meta-analysis of reliability coefficients in second language research. Modern Language Journal, 100, 538-553.

Plonsky, L., & Ziegler, N. (2016). The CALL-SLA interface: Insights from a second-order synthesis. Language Learning & Technology, 20, 17-37.

Plonsky, L., & Kim, Y. (2016). Task-based learner production: A substantive and methodological review. Annual Review of Applied Linguistics, 36, 73-97.

Mizumoto, A., & Plonsky, L. (2016). R as a lingua franca: Advantages of using R for quantitative research in applied linguistics. Applied Linguistics, 37, 284-291.

Marsden, E., Mackey, A., & Plonsky, L. (2016). Breadth and depth: The IRIS repository. In A. Mackey & E. Marsden (Eds.), Advancing methodology and practice: The IRIS repository of instruments for research into second languages (pp. 1-21). New York, NY: Routledge.

Asención-Delaney, Y., Collentine, J. G., Collentine, K., Colmenares, J., & Plonsky, L. (2015). Potencial de la enseñanza del vocabulario basada en corpus: Optimismo con precaución. [On the potential of corpus-based vocabulary instruction: Cautious optimism]. Journal of Spanish Language Teaching, 2. 140-151.

Plonsky, L., Egbert, J., & LaFlair, G. T. (2015). Bootstrapping in applied linguistics: Assessing its potential using shared data. Applied Linguistics, 36, 591-610.

Egbert, J., & Plonsky, L. (2015). Success in the abstract: Exploring linguistic and stylistic predictors of conference abstract ratings. Corpora, 10, 291-313.

Lee, J., Jang, J., & Plonsky, L. (2015). The effectiveness of second language pronunciation instruction: A meta-analysis. Applied Linguistics, 36, 345-366.

Larson-Hall, J., & Plonsky, L. (2015). Reporting and interpreting quantitative research findings: What gets reported and recommendations for the field. Language Learning, 65, Supp. 1, 127-159.

Plonsky, L., & Gonulal, T. (2015). Methodological synthesis in quantitative L2 research: A review of reviews and a case study of exploratory factor analysis. Language Learning, 65, Supp. 1, 9-36.

Norris, J. M., Plonsky, L., Ross, S. J., & Schoonen, R. (2015). Guidelines for reporting quantitative methods and results in primary research. Language Learning, 65, 470-476.

Plonsky, L. (2015). Quantitative considerations for improving replicability in CALL and applied linguistics. CALICO Journal, 32, 232-244.

Plonsky, L., & Brown, D. (2015). Domain definition and search techniques in meta-analyses of L2 research (Or why 18 meta-analyses of feedback have different results). Second Language Research, 31, 267-278.

LaFlair, G. T., Egbert, J., & Plonsky, L. (2015). A practical guide to bootstrapping descriptive statistics, correlations, t tests, and ANOVAs. In L. Plonsky (Ed.), Advancing quantitative methods in second language research (pp. 46-77). New York: Routledge.

Plonsky, L. (2015). Introduction. In L. Plonsky (Ed.), Advancing quantitative methods in second language research (pp. 3-8). New York, NY: Routledge.

Plonsky, L., & Oswald, F. L. (2015). Meta-analyzing second language research. In L. Plonsky (Ed.), Advancing quantitative methods in second language research (pp. 106-128). New York, NY: Routledge. [Adapted from Plonsky, L., & Oswald, F. L. (2012). How to do a meta-analysis. In A. Mackey & S. M. Gass (Eds.), Research methods in second language acquisition: A practical guide (pp. 275-295). London: Wiley Blackwell.]

Plonsky, L. (2015). Statistical power, p values, descriptive statistics, and effect sizes: A “back-to-basics” approach to advancing quantitative methods in L2 research. In L. Plonsky (Ed.), Advancing quantitative methods in second language research (pp. 23-45). New York, NY: Routledge.