John J. Leddy

19.3k total citations · 5 hit papers
210 papers, 8.6k citations indexed

About

John J. Leddy is a scholar working on Epidemiology, Neurology and Emergency Medicine. According to data from OpenAlex, John J. Leddy has authored 210 papers receiving a total of 8.6k indexed citations (citations by other indexed papers that have themselves been cited), including 130 papers in Epidemiology, 83 papers in Neurology and 82 papers in Emergency Medicine. Recurrent topics in John J. Leddy's work include Traumatic Brain Injury Research (130 papers), Traumatic Brain Injury and Neurovascular Disturbances (81 papers) and Cardiac Arrest and Resuscitation (71 papers). John J. Leddy is often cited by papers focused on Traumatic Brain Injury Research (130 papers), Traumatic Brain Injury and Neurovascular Disturbances (81 papers) and Cardiac Arrest and Resuscitation (71 papers). John J. Leddy collaborates with scholars based in United States, Canada and Australia. John J. Leddy's co-authors include Barry Willer, John G. Baker, Leonard H. Epstein, Mohammad N. Haider, David R. Pendergast, Michael J. Ellis, Karl F. Kozlowski, Jennifer L. Temple, Scott R. Darling and Andrea Hinds and has published in prestigious journals such as New England Journal of Medicine, Journal of Biological Chemistry and Psychological Bulletin.

In The Last Decade

John J. Leddy

197 papers receiving 8.3k citations

Hit Papers

American Medical Society for Sports Medicine position sta... 2017 2026 2020 2023 2019 2019 2017 2023 2023 100 200 300
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. American Medical Society for Sports Medicine position statement on concussion in sport
    2019 309 citations Stanley A. Herring, John J. Leddy et al. British Journal of Sports Medicine profile →
  2. Early Subthreshold Aerobic Exercise for Sport-Related Concussion
    2019 278 citations John J. Leddy, Mohammad N. Haider et al. profile →
  3. What is the physiological time to recovery after concussion? A systematic review
    2017 249 citations John J. Leddy, Andrew R. Mayer et al. British Journal of Sports Medicine profile →
  4. Clinical recovery from concussion–return to school and sport: a systematic review and meta-analysis
    2023 79 citations Margot Putukian, Laura Purcell et al. British Journal of Sports Medicine profile →
  5. Rest and exercise early after sport-related concussion: a systematic review and meta-analysis
    2023 72 citations John J. Leddy, Joel S. Burma et al. British Journal of Sports Medicine profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
John J. Leddy United States 52 5.7k 3.3k 3.2k 1.6k 1.1k 210 8.6k
Christopher C. Giza United States 50 6.9k 1.2× 3.7k 1.1× 5.3k 1.6× 893 0.6× 409 0.4× 181 9.8k
Julian E. Bailes United States 49 5.6k 1.0× 2.6k 0.8× 4.6k 1.4× 947 0.6× 386 0.4× 191 9.3k
Christopher Randolph United States 54 7.7k 1.3× 4.0k 1.2× 4.4k 1.4× 1.6k 1.0× 1.2k 1.2× 169 15.0k
Barry D. Jordan United States 32 4.5k 0.8× 2.0k 0.6× 2.9k 0.9× 677 0.4× 266 0.3× 68 6.0k
Jörgen Borg Sweden 42 4.5k 0.8× 2.8k 0.9× 4.1k 1.3× 432 0.3× 481 0.5× 148 7.9k
Scott R. Millis United States 51 5.0k 0.9× 2.5k 0.8× 2.8k 0.9× 420 0.3× 922 0.9× 192 8.3k
Gary Gronseth United States 60 2.7k 0.5× 1.1k 0.3× 6.1k 1.9× 913 0.6× 328 0.3× 111 13.0k
David J. Thurman United States 41 2.3k 0.4× 1.7k 0.5× 2.4k 0.7× 719 0.4× 308 0.3× 71 8.3k
Jamshid Ghajar United States 56 5.3k 0.9× 4.7k 1.4× 9.5k 2.9× 516 0.3× 319 0.3× 130 13.3k
Lindsay Wilson United Kingdom 41 4.4k 0.8× 2.8k 0.8× 3.9k 1.2× 324 0.2× 342 0.3× 133 7.9k

Countries citing papers authored by John J. Leddy

Since Specialization
Citations

This map shows the geographic impact of John J. Leddy'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 John J. Leddy with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites John J. Leddy more than expected).

Fields of papers citing papers by John J. Leddy

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John J. Leddy. 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 John J. Leddy. The network helps show where John J. Leddy may publish in the future.

Co-authorship network of co-authors of John J. Leddy

This figure shows the co-authorship network connecting the top 25 collaborators of John J. Leddy. A scholar is included among the top collaborators of John J. Leddy 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 John J. Leddy. John J. Leddy 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.
2.
Huber, Daniel L., John J. Leddy, Hershel Raff, et al.. (2024). Use of the Buffalo Concussion Treadmill Test in community adult patients with mild traumatic brain injury. PM&R. 16(8). 826–835. 3 indexed citations
3.
4.
Haider, Mohammad N., Muhammad Shahid Nazir, Matthew F. Grady, et al.. (2024). Association of Cognitive Symptoms and Abnormal Oculomotor Signs With Recovery in Adolescents After Sport-Related Concussion. Clinical Journal of Sport Medicine. 35(2). 138–144.
5.
Rieger, Brian, Matthew B. Murphy, Pamela D. Tucker, & John J. Leddy. (2024). Return to Physical Education Is Not the Same as Return to Play: Proposed Guidelines for Reintegrating Students Into Physical Education After Concussion. Journal of Physical Education Recreation & Dance. 95(3). 6–12. 1 indexed citations
6.
Leddy, John J., et al.. (2024). Symptom clusters and resting cardiovascular autonomic measures in adolescents: From acute concussion to recovery. Physiological Reports. 12(21). e70114–e70114. 2 indexed citations
7.
Leddy, John J., Joel S. Burma, Clodagh Toomey, et al.. (2023). Rest and exercise early after sport-related concussion: a systematic review and meta-analysis. British Journal of Sports Medicine. 57(12). 762–770. 72 indexed citations breakdown →
8.
9.
D’Alonzo, Bernadette A., et al.. (2023). Relationship between anxiety and concussion symptoms among adolescents enrolled in a randomized controlled trial of aerobic exercise. Neurorehabilitation. 53(2). 187–198. 2 indexed citations
10.
Putukian, Margot, Laura Purcell, Kathryn Schneider, et al.. (2023). Clinical recovery from concussion–return to school and sport: a systematic review and meta-analysis. British Journal of Sports Medicine. 57(12). 798–809. 79 indexed citations breakdown →
11.
Louie, Dennis R., et al.. (2022). Psychological Contributions to Symptom Provocation Testing After Concussion. Journal of Head Trauma Rehabilitation. 38(2). E146–E155. 9 indexed citations
12.
Hicks, Steven D., John J. Leddy, Cayce Onks, et al.. (2022). Defining Biological Phenotypes of Mild Traumatic Brain Injury Using Saliva MicroRNA Profiles. Journal of Neurotrauma. 39(13-14). 923–934. 9 indexed citations
13.
Wood, Timothy J., Susan Humphrey‐Murto, Geneviève Moineau, et al.. (2020). Does Emotional Intelligence at medical school admission predict future licensing examination performance?. SHILAP Revista de lepidopterología. 11(1). e35–e45. 3 indexed citations
14.
Mannix, Rebekah, Roger Zemek, Keith Owen Yeates, et al.. (2020). Fluid Biomarkers of Pediatric Mild Traumatic Brain Injury: A Systematic Review. Journal of Neurotrauma. 37(19). 2029–2044. 28 indexed citations
15.
Johnson, Blair D., et al.. (2018). Face cooling exposes cardiac parasympathetic and sympathetic dysfunction in recently concussed college athletes. Physiological Reports. 6(9). e13694–e13694. 31 indexed citations
16.
Leddy, John J., et al.. (2016). The Role of Controlled Exercise in Concussion Management. PM&R. 8(3S). S91–S100. 109 indexed citations
17.
Goodman, Arlene, et al.. (2012). Rehabilitation Strategies for Prolonged Recovery in Pediatric and Adolescent Concussion. Pediatric Annals. 41(9). 1–7. 24 indexed citations
18.
Master, Christina L., Gérard A. Gioia, John J. Leddy, & Matthew F. Grady. (2012). Importance of ‘Return-to-Learn’ in Pediatric and Adolescent Concussion. Pediatric Annals. 41(9). 1–6. 112 indexed citations
19.
Leddy, John J., Karl F. Kozlowski, James P. Donnelly, et al.. (2010). A Preliminary Study of Subsymptom Threshold Exercise Training for Refractory Post-Concussion Syndrome. Clinical Journal of Sport Medicine. 20(1). 21–27. 310 indexed citations
20.
Leddy, John J., et al.. (1997). Effect of a high or a low fat diet on cardiovascular risk factors in male and female runners. Medicine & Science in Sports & Exercise. 29(1). 17–25. 26 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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