Ira M. Longini

34.1k total citations · 8 hit papers
215 papers, 19.5k citations indexed

About

Ira M. Longini is a scholar working on Modeling and Simulation, Epidemiology and Infectious Diseases. According to data from OpenAlex, Ira M. Longini has authored 215 papers receiving a total of 19.5k indexed citations (citations by other indexed papers that have themselves been cited), including 115 papers in Modeling and Simulation, 106 papers in Epidemiology and 87 papers in Infectious Diseases. Recurrent topics in Ira M. Longini's work include COVID-19 epidemiological studies (115 papers), Influenza Virus Research Studies (77 papers) and Vaccine Coverage and Hesitancy (32 papers). Ira M. Longini is often cited by papers focused on COVID-19 epidemiological studies (115 papers), Influenza Virus Research Studies (77 papers) and Vaccine Coverage and Hesitancy (32 papers). Ira M. Longini collaborates with scholars based in United States, United Kingdom and South Africa. Ira M. Longini's co-authors include M. Elizabeth Halloran, James S. Koopman, Azhar Nizam, Dennis L. Chao, Alessandro Vespignani, Claúdio J. Struchiner, Ana Pastore y Piontti, Natalie E. Dean, M. Elizabeth Halloran and Arnold S. Monto and has published in prestigious journals such as Nature, Science and New England Journal of Medicine.

In The Last Decade

Ira M. Longini

213 papers receiving 18.8k citations

Hit Papers

The effect of travel r... 2004 2026 2011 2018 2020 2005 2006 2004 2020 500 1000 1.5k 2.0k
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. The effect of travel restrictions on the spread of the 2019 novel coronavirus (COVID-19) outbreak
    2020 2.4k citations Matteo Chinazzi, Jessica T. Davis et al. Science profile →
  2. Containing Pandemic Influenza at the Source
    2005 891 citations Ira M. Longini, Azhar Nizam et al. Science profile →
  3. Mitigation strategies for pandemic influenza in the United States
    2006 785 citations Ira M. Longini et al. profile →
  4. Containing Pandemic Influenza with Antiviral Agents
    2004 568 citations Ira M. Longini American Journal of Epidemiology profile →
  5. Modelling the impact of testing, contact tracing and household quarantine on second waves of COVID-19
    2020 519 citations Ana Pastore y Piontti, Marco Ajelli et al. profile →
  6. Modeling targeted layered containment of an influenza pandemic in the United States
    2008 473 citations M. Elizabeth Halloran, Ira M. Longini et al. profile →
  7. Household transmission of SARS-CoV-2 and risk factors for susceptibility and infectivity in Wuhan: a retrospective observational study
    2021 154 citations Natalie E. Dean, Ira M. Longini et al. profile →
  8. Household Secondary Attack Rates of SARS-CoV-2 by Variant and Vaccination Status
    2022 123 citations Zachary J. Madewell, Yang Yang et al. JAMA Network Open profile →

Peers

Ira M. Longini
Christophe Fraser United Kingdom
Marc Lipsitch United States
Neil M. Ferguson United Kingdom
Bryan T. Grenfell United States
Derek A. T. Cummings United States
M. Elizabeth Halloran United States
Cécile Viboud United States
W. John Edmunds United Kingdom
Simon Cauchemez France
Donald S. Burke United States
Christophe Fraser United Kingdom
Ira M. Longini
Citations per year, relative to Ira M. Longini Ira M. Longini (= 1×) peers Christophe Fraser

Countries citing papers authored by Ira M. Longini

Since Specialization
Citations

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

Fields of papers citing papers by Ira M. Longini

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ira M. Longini. 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 Ira M. Longini. The network helps show where Ira M. Longini may publish in the future.

Co-authorship network of co-authors of Ira M. Longini

This figure shows the co-authorship network connecting the top 25 collaborators of Ira M. Longini. A scholar is included among the top collaborators of Ira M. Longini 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 Ira M. Longini. Ira M. Longini 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.
Toh, Kok Ben, et al.. (2024). Agent-based modeling of the COVID-19 pandemic in Florida. Epidemics. 47. 100774–100774. 6 indexed citations
2.
Wang, Rui, Yunda Huang, Natalie E. Dean, et al.. (2024). Methods for the estimation of direct and indirect vaccination effects by combining data from individual‐ and cluster‐randomized trials. Statistics in Medicine. 43(8). 1627–1639. 1 indexed citations
3.
Guzzetta, Giorgio, Valentina Marziano, Alessia Mammone, et al.. (2024). The decline of the 2022 Italian mpox epidemic: Role of behavior changes and control strategies. Nature Communications. 15(1). 2283–2283. 14 indexed citations
4.
Gozzi, Nicolò, Matteo Chinazzi, Natalie E. Dean, et al.. (2023). Estimating the impact of COVID-19 vaccine inequities: a modeling study. Nature Communications. 14(1). 3272–3272. 51 indexed citations
5.
Madewell, Zachary J., Yang Yang, Ira M. Longini, M. Elizabeth Halloran, & Natalie E. Dean. (2022). Household Secondary Attack Rates of SARS-CoV-2 by Variant and Vaccination Status. JAMA Network Open. 5(4). e229317–e229317. 123 indexed citations breakdown →
6.
Madewell, Zachary J., Ana Pastore y Piontti, Qian Zhang, et al.. (2021). Using simulated infectious disease outbreaks to inform site selection and sample size for individually randomized vaccine trials during an ongoing epidemic. Clinical Trials. 18(5). 630–638. 2 indexed citations
7.
Chinazzi, Matteo, Jessica T. Davis, Marco Ajelli, et al.. (2020). The effect of travel restrictions on the spread of the 2019 novel coronavirus (COVID-19) outbreak. Science. 368(6489). 395–400. 2411 indexed citations breakdown →
8.
Halloran, M. Elizabeth, Ira M. Longini, & Peter B. Gilbert. (2020). Designing a Study of Correlates of Risk for Ebola Vaccination. American Journal of Epidemiology. 189(8). 747–754. 2 indexed citations
9.
Manrique‐Saide, Pablo, Natalie E. Dean, M. Elizabeth Halloran, et al.. (2020). The TIRS trial: protocol for a cluster randomized controlled trial assessing the efficacy of preventive targeted indoor residual spraying to reduce Aedes-borne viral illnesses in Merida, Mexico. Trials. 21(1). 839–839. 20 indexed citations
10.
Dean, Natalie E., Ron Brookmeyer, Victor De Gruttola, et al.. (2019). Design of vaccine efficacy trials during public health emergencies. Science Translational Medicine. 11(499). 41 indexed citations
11.
Pavía‐Ruz, Norma, Azael Che‐Mendoza, Julio César Campuzano, et al.. (2018). Dengue seroprevalence in a cohort of schoolchildren and their siblings in Yucatan, Mexico (2015-2016). PLoS neglected tropical diseases. 12(11). e0006748–e0006748. 10 indexed citations
12.
Merler, Stefano, Marco Ajelli, Laura Fumanelli, et al.. (2016). Containing Ebola at the Source with Ring Vaccination. PLoS neglected tropical diseases. 10(11). e0005093–e0005093. 47 indexed citations
13.
Dimitrov, Dobromir, Christopher Troeger, M. Elizabeth Halloran, Ira M. Longini, & Dennis L. Chao. (2014). Comparative Effectiveness of Different Strategies of Oral Cholera Vaccination in Bangladesh: A Modeling Study. PLoS neglected tropical diseases. 8(12). e3343–e3343. 20 indexed citations
14.
Matrajt, Laura & Ira M. Longini. (2011). Critical immune and vaccination thresholds for determining multiple influenza epidemic waves. Epidemics. 4(1). 22–32. 15 indexed citations
15.
Alsallaq, Ramzi, Joshua T. Schiffer, Ira M. Longini, et al.. (2010). Population Level Impact of an Imperfect Prophylactic Vaccine for Herpes Simplex Virus-2. Sexually Transmitted Diseases. 37(5). 290–297. 34 indexed citations
16.
Sander, Beate, Azhar Nizam, Louis P. Garrison, et al.. (2008). Economic Evaluation of Influenza Pandemic Mitigation Strategies in the United States Using a Stochastic Microsimulation Transmission Model. Value in Health. 12(2). 226–233. 109 indexed citations
17.
Handel, Andreas, Ira M. Longini, & Rustom Antia. (2006). What is the best control strategy for multiple infectious disease outbreaks?. Proceedings of the Royal Society B Biological Sciences. 274(1611). 833–837. 63 indexed citations
18.
Regoes, Roland R., Ira M. Longini, Mark B. Feinberg, & Silvija I. Staprans. (2005). Preclinical Assessment of HIV Vaccines and Microbicides by Repeated Low-Dose Virus Challenges. PLoS Medicine. 2(8). e249–e249. 53 indexed citations
19.
Weycker, Derek, John Edelsberg, M. Elizabeth Halloran, et al.. (2004). Population-wide benefits of routine vaccination of children against influenza. Vaccine. 23(10). 1284–1293. 215 indexed citations
20.
Koopman, James S. & Ira M. Longini. (1994). The ecological effects of individual exposures and nonlinear disease dynamics in populations.. American Journal of Public Health. 84(5). 836–842. 148 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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