Daniel R. Isbell

1.3k total citations · 1 hit paper
40 papers, 676 citations indexed

About

Daniel R. Isbell is a scholar working on Language and Linguistics, Literature and Literary Theory and Experimental and Cognitive Psychology. According to data from OpenAlex, Daniel R. Isbell has authored 40 papers receiving a total of 676 indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Language and Linguistics, 12 papers in Literature and Literary Theory and 11 papers in Experimental and Cognitive Psychology. Recurrent topics in Daniel R. Isbell's work include EFL/ESL Teaching and Learning (17 papers), Phonetics and Phonology Research (10 papers) and Second Language Acquisition and Learning (8 papers). Daniel R. Isbell is often cited by papers focused on EFL/ESL Teaching and Learning (17 papers), Phonetics and Phonology Research (10 papers) and Second Language Acquisition and Learning (8 papers). Daniel R. Isbell collaborates with scholars based in United States, Austria and Germany. Daniel R. Isbell's co-authors include Shawn Loewen, Dustin Crowther, Hima Rawal, Kathy MinHye Kim, Jeffrey Maloney, Zachary F. Miller, Benjamin Kremmel, Paula Winke, Susan M. Gass and Luke Plonsky and has published in prestigious journals such as Modern Language Journal, TESOL Quarterly and Language Learning.

In The Last Decade

Daniel R. Isbell

37 papers receiving 635 citations

Hit Papers

Mobile-assisted language learning: A Duolingo case study 2019 2026 2021 2023 2019 50 100 150 200
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Mobile-assisted language learning: A Duolingo case study
    2019 205 citations Shawn Loewen, Dustin Crowther et al. ReCALL profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Daniel R. Isbell United States 14 257 197 188 158 153 40 676
Dustin Crowther United States 13 337 1.3× 143 0.7× 269 1.4× 113 0.7× 137 0.9× 28 725
Joseph P. Vitta Japan 11 236 0.9× 56 0.3× 301 1.6× 243 1.5× 120 0.8× 29 706
Rie Koizumi Japan 13 334 1.3× 60 0.3× 358 1.9× 152 1.0× 161 1.1× 59 703
Gary J. Ockey United States 16 443 1.7× 58 0.3× 194 1.0× 163 1.0× 196 1.3× 34 728
Khaled Barkaoui Canada 18 460 1.8× 97 0.5× 319 1.7× 499 3.2× 314 2.1× 45 891
Rüdiger Grotjahn Germany 11 305 1.2× 43 0.2× 184 1.0× 124 0.8× 147 1.0× 30 624
Yasuyo Sawaki Japan 16 278 1.1× 106 0.5× 405 2.2× 287 1.8× 157 1.0× 37 809
Stephanie Link United States 13 384 1.5× 106 0.5× 326 1.7× 405 2.6× 312 2.0× 20 924
Philip Hubbard United States 19 622 2.4× 172 0.9× 397 2.1× 456 2.9× 403 2.6× 40 1.1k
Mohammad H. Al-khresheh Saudi Arabia 14 164 0.6× 187 0.9× 147 0.8× 229 1.4× 65 0.4× 50 557

Countries citing papers authored by Daniel R. Isbell

Since Specialization
Citations

This map shows the geographic impact of Daniel R. Isbell's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Daniel R. Isbell with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Daniel R. Isbell more than expected).

Fields of papers citing papers by Daniel R. Isbell

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Daniel R. Isbell. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Daniel R. Isbell. The network helps show where Daniel R. Isbell may publish in the future.

Co-authorship network of co-authors of Daniel R. Isbell

This figure shows the co-authorship network connecting the top 25 collaborators of Daniel R. Isbell. A scholar is included among the top collaborators of Daniel R. Isbell based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Daniel R. Isbell. Daniel R. Isbell is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Vitta, Joseph P., et al.. (2025). Conceptualization and frequency of sampling (mal)practices in L2 inferential quantitative research. 8(2). 281–312. 1 indexed citations
2.
Plonsky, Luke, et al.. (2024). “Significance sells”: Applied linguists’ views on questionable research practices. Research Methods in Applied Linguistics. 3(1). 100099–100099. 6 indexed citations
3.
Isbell, Daniel R. & Benjamin Kremmel. (2024). Open Science and the next generation of language testing research. Language Testing. 41(4). 898–908. 4 indexed citations
4.
Kremmel, Benjamin & Daniel R. Isbell. (2024). Open Science practices in language assessment: Introducing the special issue. Language Testing. 41(4). 697–702. 4 indexed citations
5.
Isbell, Daniel R., et al.. (2024). Linguistic influences on comprehensibility and accentedness in second language Korean speech. International Journal of Applied Linguistics. 34(4). 1575–1591.
6.
Isbell, Daniel R. & Peter I. De Costa. (2024). Ethics in applied linguistics research: Evidence and action. Research Methods in Applied Linguistics. 3(1). 100104–100104. 2 indexed citations
7.
Isbell, Daniel R., et al.. (2023). Explanatory item response models for instrument validation: A tutorial based on an elicited imitation test. Research Methods in Applied Linguistics. 2(3). 100080–100080. 4 indexed citations
8.
Isbell, Daniel R., et al.. (2023). Speaking performances, stakeholder perceptions, and test scores: Extrapolating from the Duolingo English test to the university. Language Testing. 41(2). 233–262. 4 indexed citations
9.
Crowther, Dustin, et al.. (2023). Second language speech comprehensibility and acceptability in academic settings: Listener perceptions and speech stream influences. Applied Psycholinguistics. 44(5). 858–888. 1 indexed citations
10.
Isbell, Daniel R., et al.. (2023). Remote Proctoring in Language Testing: Implications for Fairness and Justice. Language Assessment Quarterly. 20(4-5). 469–487. 5 indexed citations
11.
Andringa, Sible, Susan M. Gass, Gregory R. Hancock, et al.. (2023). Discussions on the past, present, and future of quantitative research ethics in applied linguistics. Language Teaching. 56(4). 557–561. 4 indexed citations
12.
Isbell, Daniel R., et al.. (2023). Developer involvement and COI disclosure in high-stakes English proficiency test validation research: A systematic review. Research Methods in Applied Linguistics. 2(3). 100060–100060. 14 indexed citations
13.
Isbell, Daniel R., et al.. (2022). Misconduct and Questionable Research Practices: The Ethics of Quantitative Data Handling and Reporting in Applied Linguistics. Modern Language Journal. 106(1). 172–195. 41 indexed citations
14.
Isbell, Daniel R., et al.. (2022). Review of the Japanese-Language Proficiency Test. Language Testing. 39(3). 494–503. 6 indexed citations
15.
Loewen, Shawn, et al.. (2020). The effectiveness of app‐based language instruction for developing receptive linguistic knowledge and oral communicative ability. Foreign Language Annals. 53(2). 209–233. 51 indexed citations
16.
Gass, Susan M., et al.. (2019). How captions help people learn languages: A working-memory, eye-tracking study. Language learning & technology. 23(2). 84–104. 47 indexed citations
17.
Loewen, Shawn, Dustin Crowther, Daniel R. Isbell, et al.. (2019). Mobile-assisted language learning: A Duolingo case study. ReCALL. 31(3). 293–311. 205 indexed citations breakdown →
18.
Loewen, Shawn, et al.. (2019). HOW KNOWLEDGEABLE ARE APPLIED LINGUISTICS AND SLA RESEARCHERS ABOUT BASIC STATISTICS?. Studies in Second Language Acquisition. 42(4). 871–890. 14 indexed citations
19.
Isbell, Daniel R. & Paula Winke. (2019). ACTFL Oral Proficiency Interview – computer (OPIc). Language Testing. 36(3). 467–477. 18 indexed citations
20.
Isbell, Daniel R.. (2018). Online informal language learning: Insights from a Korean learning community. Language learning & technology. 22(3). 82–102. 31 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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