J. A. Simpson

36.4k total citations · 3 hit papers
709 papers, 23.9k citations indexed

About

J. A. Simpson is a scholar working on Astronomy and Astrophysics, Public Health, Environmental and Occupational Health and Nuclear and High Energy Physics. According to data from OpenAlex, J. A. Simpson has authored 709 papers receiving a total of 23.9k indexed citations (citations by other indexed papers that have themselves been cited), including 214 papers in Astronomy and Astrophysics, 164 papers in Public Health, Environmental and Occupational Health and 92 papers in Nuclear and High Energy Physics. Recurrent topics in J. A. Simpson's work include Solar and Space Plasma Dynamics (179 papers), Malaria Research and Control (122 papers) and Astro and Planetary Science (93 papers). J. A. Simpson is often cited by papers focused on Solar and Space Plasma Dynamics (179 papers), Malaria Research and Control (122 papers) and Astro and Planetary Science (93 papers). J. A. Simpson collaborates with scholars based in Australia, United States and United Kingdom. J. A. Simpson's co-authors include Nicholas J. White, Dallas R. English, Ric N. Price, François Nosten, Katherine J. Lee, M. García-Muñoz, R. B. McKibben, K. R. Pyle, C. Y. Fan and Freya J. I. Fowkes and has published in prestigious journals such as Nature, Science and New England Journal of Medicine.

In The Last Decade

J. A. Simpson

680 papers receiving 21.8k citations

Hit Papers

align trajectories

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.

Annual High-Dose Oral Vitamin D and Falls and Fractures in Older Women

2010 964 citations J. A. Simpson et al. profile →
Elemental and Isotopic Composition of the Galactic Cosmic Rays

1983 430 citations J. A. Simpson profile →
The rise of multiple imputation: a review of the reporting and implementation of the method in medical research

2015 321 citations Katherine J. Lee, J. A. Simpson et al. BMC Medical Research Methodology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J. A. Simpson Australia	79	7.3k	5.4k	2.5k	1.8k	1.8k	709	23.9k
Robert J. Taylor United States	50	2.8k 0.4×	1.6k 0.3×	671 0.3×	1.5k 0.8×	4.4k 2.4×	280	22.9k
Chris Power United Kingdom	76	5.6k 0.8×	4.4k 0.8×	663 0.3×	4.7k 2.6×	1.1k 0.6×	336	21.8k
George Reed United States	65	2.6k 0.4×	651 0.1×	1.3k 0.5×	578 0.3×	3.6k 2.0×	325	16.6k
C. M. S. Cohen United States	68	682 0.1×	3.7k 0.7×	3.6k 1.4×	281 0.2×	845 0.5×	623	17.1k
Roger G. Evans Australia	65	1.3k 0.2×	318 0.1×	2.4k 0.9×	1.4k 0.8×	2.0k 1.1×	673	20.7k
James P. Morgan United States	92	877 0.1×	1.6k 0.3×	17.4k 7.0×	1.0k 0.6×	879 0.5×	779	41.5k
Gerald van Belle United States	71	1.7k 0.2×	2.3k 0.4×	2.7k 1.1×	614 0.3×	1.6k 0.9×	299	25.0k
C. Smith United States	77	982 0.1×	236 0.0×	3.9k 1.6×	899 0.5×	1.5k 0.8×	893	26.3k
R. Graham Barr United States	85	1.4k 0.2×	859 0.2×	1.1k 0.5×	667 0.4×	3.1k 1.7×	502	23.0k
William G Dixon United Kingdom	59	749 0.1×	879 0.2×	449 0.2×	275 0.1×	1.2k 0.7×	289	12.2k

Countries citing papers authored by J. A. Simpson

Since Specialization

Citations

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

Fields of papers citing papers by J. A. Simpson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. A. Simpson

This figure shows the co-authorship network connecting the top 25 collaborators of J. A. Simpson. A scholar is included among the top collaborators of J. A. Simpson 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 J. A. Simpson. J. A. Simpson is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Dini, S, Elizabeth H. Aitken, Timon Damelang, et al.. (2024). A systems serology approach to identifying key antibody correlates of protection from cerebral malaria in Malawian children. BMC Medicine. 22(1). 388–388.

Dashti, S. Ghazaleh, Katherine J. Lee, J. A. Simpson, et al.. (2024). Handling missing data when estimating causal effects \nwith targeted maximum likelihood estimation. UCL Discovery (University College London). 7 indexed citations

Linn, Nay Yi Yi, Julia C. Cutts, J. A. Simpson, et al.. (2024). Effectiveness of an expanded role for community health workers on malaria blood examination rates in malaria elimination settings in Myanmar: an open stepped-wedge, cluster-randomised controlled trial. SHILAP Revista de lepidopterología. 31. 100499–100499. 1 indexed citations

Neilson, Hilding R., et al.. (2023). A multiyear photopolarimetric study of the semi-regular variable V CVn and identification of analog sources. Astronomy and Astrophysics. 677. A96–A96. 1 indexed citations

Goller, Jane L., Jacqueline Coombe, Meredith Temple‐Smith, et al.. (2022). Management of Chlamydia Cases in Australia (MoCCA): protocol for a non-randomised implementation and feasibility trial. BMJ Open. 12(12). e067488–e067488. 1 indexed citations

Dini, S, Sophie Zaloumis, David J. Price, et al.. (2021). Seeking an optimal dosing regimen for OZ439/DSM265 combination therapy for treating uncomplicated falciparum malaria. Journal of Antimicrobial Chemotherapy. 76(9). 2325–2334. 8 indexed citations

Mahar, Robert K., Myra B. McGuinness, Bibhas Chakraborty, et al.. (2021). A scoping review of studies using observational data to optimise dynamic treatment regimens. BMC Medical Research Methodology. 21(1). 39–39. 16 indexed citations

Dahal, Prabin, Kasia Stepniewska, Philippe J. Guérin, et al.. (2019). Dealing with indeterminate outcomes in antimalarial drug efficacy trials: a comparison between complete case analysis, multiple imputation and inverse probability weighting. BMC Medical Research Methodology. 19(1). 215–215. 3 indexed citations

Arguni, Eggi, Enny Kenangalem, Daniel A. Lampah, et al.. (2019). Safety of primaquine in infants with Plasmodium vivax malaria in Papua, Indonesia. Malaria Journal. 18(1). 111–111. 6 indexed citations

10.

McGuinness, Myra B., Jessica Kasza, Amalia Karahalios, et al.. (2019). A comparison of methods to estimate the survivor average causal effect in the presence of missing data: a simulation study. BMC Medical Research Methodology. 19(1). 223–223. 6 indexed citations

11.

Dini, S, Sophie Zaloumis, Pengxing Cao, et al.. (2018). Investigating the Efficacy of Triple Artemisinin-Based Combination Therapies for Treating Plasmodium falciparum Malaria Patients Using Mathematical Modeling. Antimicrobial Agents and Chemotherapy. 62(11). 59 indexed citations

12.

Moore, Kerryn A., Jacher Wiladphaingern, Moo Kho Paw, et al.. (2015). MORE THAN FOUR ANTENATAL MALARIA SCREENS REDUCES THE EFFECTS OF MALARIA ON ADVERSE PREGNANCY OUTCOMES. American Journal of Tropical Medicine and Hygiene. 93. 387–387. 1 indexed citations

13.

Hieu, Nguyen Trong, Mary Gainsborough, J. A. Simpson, et al.. (2006). Neurological status of low-risk Vietnamese newborns: a comparison with a British newborn cohort.. PubMed. 24(1). 57–63. 9 indexed citations

14.

Smith, Blair H., et al.. (2003). A Randomized Controlled Trial of Spiritual Healing in Restricted Neck Movement. The Journal of Alternative and Complementary Medicine. 9(4). 467–477. 15 indexed citations

15.

Simpson, J. A., J. D. Anglin, A. Balogh, et al.. (1992). The Ulysses Cosmic Ray and Solar Particle Investigation. Astronomy & Astrophysics Supplement Series. 92(2). 365–399. 132 indexed citations

16.

Lopate, C., R. B. McKibben, K. R. Pyle, & J. A. Simpson. (1991). Radial Gradients of Galactic Cosmic Rays and Anomalous Components in the Heliosphere Pioneer 10/11, Ulysses and IMP 8 Measurements. International Cosmic Ray Conference. 3. 378. 3 indexed citations

17.

Simpson, J. A., et al.. (1985). Some Unusual Food Items for the Southern Blotched Blue-Tongue Lizard Tiliqua nigrolutea (Quoy and Gaimard) at Bombala, New South Wales. Herpetofauna. 16(2). 44–49. 1 indexed citations

18.

García-Muñoz, M., et al.. (1981). The cosmic ray electron/proton intensity ratio between 1965 and 1979. International Cosmic Ray Conference. 3. 246. 3 indexed citations

19.

Pyle, K. R., J. A. Simpson, J. D. Mihalov, & J. H. Wolfe. (1979). Large-Scale Modulation of Galactic Cosmic Rays and Anomalous he Observed at ⩾ 16 AU with Pioneer 10. ICRC. 5. 345. 11 indexed citations

20.

Bastian, T. S., R. B. McKibben, K. R. Pyle, & J. A. Simpson. (1979). The radial intensity gradients for cosmic rays and the anomalous helium from Pioneer 10 and 11. International Cosmic Ray Conference. 13. 338. 4 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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