Ryan G. Wagner

6.1k total citations · 1 hit paper
134 papers, 3.2k citations indexed

About

Ryan G. Wagner is a scholar working on General Health Professions, Infectious Diseases and Pediatrics, Perinatology and Child Health. According to data from OpenAlex, Ryan G. Wagner has authored 134 papers receiving a total of 3.2k indexed citations (citations by other indexed papers that have themselves been cited), including 50 papers in General Health Professions, 44 papers in Infectious Diseases and 27 papers in Pediatrics, Perinatology and Child Health. Recurrent topics in Ryan G. Wagner's work include HIV/AIDS Research and Interventions (39 papers), Adolescent Sexual and Reproductive Health (34 papers) and Epilepsy research and treatment (17 papers). Ryan G. Wagner is often cited by papers focused on HIV/AIDS Research and Interventions (39 papers), Adolescent Sexual and Reproductive Health (34 papers) and Epilepsy research and treatment (17 papers). Ryan G. Wagner collaborates with scholars based in South Africa, United States and Sweden. Ryan G. Wagner's co-authors include Kathleen Kahn, Stephen Tollman, F. Xavier Gómez‐Olivé, Charles R. Newton, Rhian Twine, Lisa Berkman, Audrey Pettifor, Chodziwadziwa Kabudula, Livia Montana and Catherine MacPhail and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and Scientific Reports.

In The Last Decade

Ryan G. Wagner

125 papers receiving 3.2k 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.

Profile: Agincourt Health and Socio-demographic Surveillance System

2012 387 citations Kathleen Kahn, Mark Collinson et al. International Journal of Epidemiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ryan G. Wagner South Africa	30	1.1k	1.0k	744	555	529	134	3.2k
Jane Ferguson Switzerland	17	2.1k 1.9×	891 0.9×	728 1.0×	525 0.9×	325 0.6×	36	4.3k
Judith Bass United States	40	2.0k 1.8×	888 0.9×	542 0.7×	565 1.0×	322 0.6×	164	6.4k
Mary C. Smith Fawzi United States	32	1.3k 1.1×	1.7k 1.6×	659 0.9×	1.0k 1.8×	152 0.3×	87	3.9k
Amina Abubakar Kenya	35	601 0.5×	559 0.6×	822 1.1×	252 0.5×	558 1.1×	217	3.5k
Milton L. Wainberg United States	33	1.5k 1.3×	1.0k 1.0×	252 0.3×	780 1.4×	253 0.5×	194	4.2k
Seggane Musisi Uganda	34	869 0.8×	1.6k 1.6×	237 0.3×	479 0.9×	331 0.6×	121	3.4k
Susie Hoffman United States	35	2.0k 1.8×	1.7k 1.6×	432 0.6×	963 1.7×	261 0.5×	111	4.3k
Deepa Rao United States	35	1.7k 1.6×	1.9k 1.9×	251 0.3×	1.4k 2.4×	372 0.7×	126	4.8k
Elwyn Chomba United States	37	1.4k 1.3×	1.4k 1.4×	1.9k 2.5×	806 1.5×	538 1.0×	117	3.9k
Lawrence S. Wissow United States	42	2.5k 2.3×	373 0.4×	1.1k 1.4×	374 0.7×	355 0.7×	163	6.2k

Countries citing papers authored by Ryan G. Wagner

Since Specialization

Citations

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

Fields of papers citing papers by Ryan G. Wagner

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ryan G. Wagner. 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 Ryan G. Wagner. The network helps show where Ryan G. Wagner may publish in the future.

Co-authorship network of co-authors of Ryan G. Wagner

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Farrell, Meagan T., et al.. (2025). Sensory impairment and dementia risk among older adults in rural South Africa. Alzheimer s & Dementia. 21(7). e70513–e70513.

Yu, Xuexin, Chodziwadziwa Kabudula, Ryan G. Wagner, et al.. (2024). Mid-life employment trajectories and subsequent memory function and rate of decline in rural South Africa, 2000–22. International Journal of Epidemiology. 53(2). 4 indexed citations

Wagner, Fezile, et al.. (2024). Mental distress, food insecurity and university student dropout during the COVID-19 pandemic in 2020: evidence from South Africa. Frontiers in Psychiatry. 15. 1336538–1336538. 6 indexed citations

Ferro, Enrico G., Shafika Abrahams‐Gessel, Brian Houle, et al.. (2023). Significant Improvement in Blood Pressure Levels Among Older Adults With Hypertension in Rural South Africa. Hypertension. 80(8). 1614–1623. 2 indexed citations

Moran, Thomas E., et al.. (2023). Trends in Physician Payments for Hand Surgery Consultations and Clinic Visits. The Journal Of Hand Surgery. 49(11). 1140.e1–1140.e7. 1 indexed citations

Rowe, Kirsten, Julia R Pozuelo, Alecia Nickless, et al.. (2023). The adolescent HIV executive function and drumming (AHEAD) study, a feasibility trial of a group drumming intervention amongst adolescents with HIV. AIDS Care. 35(11). 1796–1814. 1 indexed citations

Kariuki, Symon M., Ryan G. Wagner, Roxana Gunny, et al.. (2023). Magnetic resonance imaging findings in Kenyans and South Africans with active convulsive epilepsy: An observational study. Epilepsia. 65(1). 165–176. 2 indexed citations

Jayaweera, Ruvani, Dana E. Goin, Rhian Twine, et al.. (2023). Violence Related to Daily Water and Sanitation Needs in South Africa. American Journal of Tropical Medicine and Hygiene. 109(1). 170–173. 1 indexed citations

Ferro, Enrico G., Shafika Abrahams‐Gessel, Thiago Veiga Jardim, et al.. (2021). Echocardiographic and Electrocardiographic Abnormalities Among Elderly Adults With Cardiovascular Disease in Rural South Africa. Circulation Cardiovascular Quality and Outcomes. 14(11). e007847–e007847. 5 indexed citations

10.

Rowe, Kirsten, Mihaela Duta, Nele Demeyere, et al.. (2021). Validation of Oxford Cognitive Screen: Executive Function (OCS‐EF), a tablet‐based executive function assessment tool amongst adolescent females in rural South Africa. International Journal of Psychology. 56(6). 895–907. 7 indexed citations

11.

Wade, Alisha N., Nigel J. Crowther, Shafika Abrahams‐Gessel, et al.. (2021). Concordance between fasting plasma glucose and HbA _1c in the diagnosis of diabetes in black South African adults: a cross-sectional study. BMJ Open. 11(6). e046060–e046060. 11 indexed citations

12.

Rowe, Kirsten, et al.. (2021). Executive function in HIV-affected children and adolescents: a systematic review and meta-analyses. AIDS Care. 33(7). 833–857. 18 indexed citations

13.

Rowe, Kirsten, Mihaela Duta, Nele Demeyere, et al.. (2020). The relationship between executive function, risky behaviour and HIV in young women from the HPTN 068 study in rural South Africa. AIDS Care. 33(5). 682–692. 2 indexed citations

14.

Houle, Brian, Thomas A. Gaziano, Meagan T. Farrell, et al.. (2019). Cognitive function and cardiometabolic disease risk factors in rural South Africa: baseline evidence from the HAALSI study. BMC Public Health. 19(1). 1579–1579. 15 indexed citations

15.

Rosenberg, Molly, Audrey Pettifor, Rhian Twine, et al.. (2018). Evidence for sample selection effect and Hawthorne effect in behavioural HIV prevention trial among young women in a rural South African community. BMJ Open. 8(1). e019167–e019167. 23 indexed citations

16.

Gaziano, Thomas A., Shafika Abrahams‐Gessel, F. Xavier Gómez‐Olivé, et al.. (2017). Cardiometabolic risk in a population of older adults with multiple co-morbidities in rural south africa: the HAALSI (Health and Aging in Africa: longitudinal studies of INDEPTH communities) study. BMC Public Health. 17(1). 206–206. 84 indexed citations

17.

D’Ambruoso, Lucia, Kathleen Kahn, Ryan G. Wagner, et al.. (2016). Moving from medical to health systems classifications of deaths: extending verbal autopsy to collect information on the circumstances of mortality. Global Health Research and Policy. 1(1). 2–2. 30 indexed citations

18.

Byass, Peter, Chodziwadziwa Kabudula, Paul Mee, et al.. (2015). A Successful Failure: Missing the MDG4 Target for Under-Five Mortality in South Africa. PLoS Medicine. 12(12). e1001926–e1001926. 7 indexed citations

19.

Ibinda, Fredrick, Ryan G. Wagner, Melanie Bertram, et al.. (2014). Burden of epilepsy in rural Kenya measured in disability‐adjusted life years. Epilepsia. 55(10). 1626–1633. 19 indexed citations

20.

Wagner, Ryan G. & Charles R. Newton. (2009). Do helminths cause epilepsy?. Parasite Immunology. 31(11). 697–705. 34 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.

Explore authors with similar magnitude of impact