J. A. Simpson

36.8k citations

710 papers · 24.2k · 3 hit papers · h-index 79

Impact in

Astronomy and Astrophysics top 0.2%
- Solar and Space Plasma Dynamics
- Ionosphere and magnetosphere dynamics
- Astro and Planetary Science
Public Health, Environmental and Occupational Health top 0.02%
- Malaria Research and Control
- Mosquito-borne diseases and control

Papers in

Astronomy and Astrophysics 214
- Solar and Space Plasma Dynamics 179
- Astro and Planetary Science 93
- Ionosphere and magnetosphere dynamics 87
Public Health, Environmental and Occupational Health 146
- Malaria Research and Control 120
- Mosquito-borne diseases and control 32

Co-authors: Nicholas J. White (58 shared papers)Dallas R. English (45 shared papers)Katherine J. Lee (18 shared papers)François Nosten (44 shared papers)Ric N. Price (48 shared papers)M. García-Muñoz (43 shared papers)R. B. McKibben (47 shared papers)K. R. Pyle (45 shared papers)
Journals: The Astrophysical Journal (47 papers)Journal of Geophysical Research Atmospheres (36 papers)Journal of Neurology Neurosurgery & Psychiatry (21 papers)PLoS ONE (19 papers)Malaria Journal (18 papers)
Partner nations: Australia United States United Kingdom

In The Last Decade

J. A. Simpson

682 papers receiving 22.1k citations

J. A. Simpson's Hit Papers

align trajectories log scale

The rise of multiple imputation: a review of the reporting and implementation of the method in medical research 2015 · 326 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2015 BMC Medical Research Methodology
2010 JAMA
1983 Annual Review of Nuclear and Particle Science

Peers

Replace Robert J. Taylor with:

Robert J. Taylor United States

George Reed United States

C. Smith United States

Peter R. Young United States

Gerald van Belle United States

Francesco Castelli Italy

Roger G. Evans Australia

Sanjeev Sharma India

Janet M. Thornton United Kingdom

M. J. Jarvis United Kingdom

J. A. Simpson relative to Robert J. Taylor United States Robert J. Taylor's profile →

Citations per field

00.5×2×4×6.0×

Robert J. Taylor · 1×

×3.5 5k/2k

AA

×4.3 7k/2k

PHEOH

×0.9 2k/2k

NHEP

×6.0 731/122

PARAS

×5.4 1k/202

PFM

Citations per year

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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-authors

The 25 scholars most cited alongside J. A. Simpson, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with J. A. Simpson Line = papers co-authored together J. A. Simpson links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 710 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	Annual High-Dose Oral Vitamin D and Falls and Fractures in Older Women JAMA ·Kerrie M. Sanders, Amanda L. Stuart, Elizabeth Williamson, J. A. Simpson, Mark A. Kotowicz, Doris Young, Geoffrey C. Nicholson Hit paper breakdown →	2010	976
2	Elemental and Isotopic Composition of the Galactic Cosmic Rays Annual Review of Nuclear and Particle Science ·J. A. Simpson Hit paper breakdown →	1983	437
3	Statistical approaches for assessing the relative validity of a food-frequency questionnaire: use of correlation coefficients and the kappa statistic Public Health Nutrition ·L. F. Masson, Geraldine McNeill, JO Tomany, J. A. Simpson, HS Peace, Li Wei, D. A. Grubb, C Bolton-Smith	2003	340
4	The rise of multiple imputation: a review of the reporting and implementation of the method in medical research BMC Medical Research Methodology ·Panteha Hayati Rezvan, Katherine J. Lee, J. A. Simpson Hit paper breakdown →	2015	326
5	A Quantitative Analysis of the Microvascular Sequestration of Malaria Parasites in the Human Brain American Journal Of Pathology ·Kamolrat Silamut, Nguyen Hoan Phu, C. W. M. Whitty, Gareth D. H. Turner, K Louwrier, Nguyen T.H., J. A. Simpson, Tran Tinh Hien, Nicholas J. White	1999	305
6	Factors contributing to anemia after uncomplicated falciparum malaria. American Journal of Tropical Medicine and Hygiene ·Ric N. Price, J. A. Simpson, François Nosten, C. Luxemburger, L Hkirjaroen, Feiko O. ter Kuile, T Chongsuphajaisiddhi, Nicholas J. White	2001	285
7	Effects of Plasmodium vivax malaria in pregnancy The Lancet ·François Nosten, Rose McGready, J. A. Simpson, KL Thwai, Suna Balkan, Thein Cho, L. Hkirijaroen, S. Looareesuwan, Nicholas J. White	1999	279
8	Impact of Tobacco Control Policies and Mass Media Campaigns on Monthly Adult Smoking Prevalence American Journal of Public Health ·Melanie Wakefield, Sarah Durkin, Matthew J. Spittal, Mohammad Siahpush, Michelle Scollo, J. A. Simpson, Simon Chapman, Victoria White, David Hill	2008	262
9	Solar Cosmic Rays of February, 1956 and Their Propagation through Interplanetary Space Physical Review ·P. Meyer, E. N. Parker, J. A. Simpson	1956	256
10	Interpretation of measured red cell mass and plasma volume in adults: Expert Panel on Radionuclides of the International Council for Standardization in Haematology British Journal of Haematology ·Thomas C. Pearson, David Guthrie, J. A. Simpson, S Chinn, Giovanni Barosi, A. Ferrant, S. M. Lewis, Y Najean	1995	253
11	The Relationship between Anti-merozoite Antibodies and Incidence of Plasmodium falciparum Malaria: A Systematic Review and Meta-analysis PLoS Medicine ·Freya J. I. Fowkes, Jack S. Richards, J. A. Simpson, James G. Beeson	2010	253
12	INCREASED RATE OF LUPUS FLARE DURING PREGNANCY AND THE PUERPERIUM: A PROSPECTIVE STUDY OF 78 PREGNANCIES Lara D. Veeken ·Guillermo Ruiz‐Irastorza, Fábio Bessa Lima, José Delgado Alves, M A Khamashta, J. A. Simpson, Graham R.V. Hughes, N. BUCHANAN	1996	248
13	Acute Management of Dengue Shock Syndrome: A Randomized Double-Blind Comparison of 4 Intravenous Fluid Regimens in the First Hour Clinical Infectious Diseases ·Nguyễn Thị Thanh Nhàn, Cao Xuan Thanh Phuong, Rachel Kneen, Bridget Wills, N. Van My, Ngo Thi-Mai Phuong, CHU VAN THIEN, Nguyễn Thị Nga, J. A. Simpson, Tom Solomon, Nicholas J. White, Jeremy Farrar	2001	229
14	Targeting the Cell Stress Response of Plasmodium falciparum to Overcome Artemisinin Resistance PLoS Biology ·Con Dogovski, Stanley C. Xie, Gaétan Burgio, Jessica L. Bridgford, Sachel Mok, James M. McCaw, Kesinee Chotivanich, Shannon Kenny, Nina F. Gnädig, Judith Straimer, Zbynek Bozdech, David A. Fidock, J. A. Simpson, Arjen M. Dondorp, Simon J. Foote, Nectarios Klonis, Leann Tilley	2015	220
15	The prevalence of ear, nose and throat problems in the community: results from a national cross-sectional postal survey in Scotland Family Practice ·Philip C Hannaford, J. A. Simpson, A F Bisset, Adrian Davis, W. S. McKerrow, Robert Mills	2005	209
16	Catecholamines and cholinergic enzymes in pre-senile and senile Alzheimer-type dementia and down's syndrome Brain Research ·Celia M. Yates, J. A. Simpson, Alexander Gordon, A. F. J. Maloney, Yvonne Allison, Isobel M. Ritchie, A. L. Urquhart	1983	204
17	Adverse effects in patients with acute falciparum malaria treated with artemisinin derivatives. American Journal of Tropical Medicine and Hygiene ·Ric N. Price, Michèle van Vugt, L Phaipun, C. Luxemburger, J. A. Simpson, Rose McGready, Feiko O. ter Kuile, Am Kham, T Chongsuphajaisiddhi, Nicholas J. White, François Nosten	1999	192
18	Risk factors for gametocyte carriage in uncomplicated falciparum malaria. American Journal of Tropical Medicine and Hygiene ·Ric N. Price, François Nosten, J. A. Simpson, C Luxemburger, L Phaipun, Feiko O. ter Kuile, M. van Vugt, Tan Chongsuphajaisiddhi, Nicholas J. White	1999	191
19	A comparison of multiple imputation methods for missing data in longitudinal studies BMC Medical Research Methodology ·Md Hamidul Huque, John B. Carlin, J. A. Simpson, Katherine J. Lee	2018	189
20	AN ULTRASTRUCTURAL STUDY OF THE BRAIN IN FATAL PLASMODIUM FALCIPARUM MALARIA American Journal of Tropical Medicine and Hygiene ·Emsri Pongponratn, Gareth DH Turner, Nicholas Day, N. H. Phu, J. A. Simpson, Kasia Stepniewska, Nguyễn Thị Hoàn, Parnpen Viriyavejakul, Sornchai Looareesuwan, Tran Tinh Hien, David Ferguson, Nicholas J. White	2003	183

About J. A. Simpson

J. A. Simpson is a scholar working on Astronomy and Astrophysics, Public Health, Environmental and Occupational Health, Nuclear and High Energy Physics, Pulmonary and Respiratory Medicine and Molecular Biology, having authored 710 papers that have together received 24.2k indexed citations. Recurring topics across this work include Solar and Space Plasma Dynamics (179 papers), Malaria Research and Control (120 papers), Astro and Planetary Science (93 papers), Ionosphere and magnetosphere dynamics (87 papers), Dark Matter and Cosmic Phenomena (65 papers), Astrophysics and Cosmic Phenomena (61 papers), Mosquito-borne diseases and control (32 papers) and Radiation Therapy and Dosimetry (25 papers). The work is most often cited by research in Astronomy and Astrophysics (5.4k citations), Public Health, Environmental and Occupational Health (6.6k citations), Nuclear and High Energy Physics (1.6k citations), Parasitology (731 citations) and Pathology and Forensic Medicine (1.1k citations). J. A. Simpson has collaborated with scholars based in Australia, United States and United Kingdom. Frequent co-authors include Nicholas J. White, Dallas R. English, Katherine J. Lee, François Nosten, Ric N. Price, M. García-Muñoz, R. B. McKibben, K. R. Pyle, Freya J. I. Fowkes and C. Y. Fan. Their work appears in journals such as The Astrophysical Journal, Journal of Geophysical Research Atmospheres, Journal of Neurology Neurosurgery & Psychiatry, PLoS ONE and Malaria Journal.

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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J. A. Simpson

J. A. Simpson's Hit Papers

Peers

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Fields of papers citing papers by J. A. Simpson

All Works

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