Ragan M. Callaway

1.8k total citations · 1 hit paper
12 papers, 1.4k citations indexed

About

Ragan M. Callaway is a scholar working on Ecology, Nature and Landscape Conservation and Plant Science. According to data from OpenAlex, Ragan M. Callaway has authored 12 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Ecology, 8 papers in Nature and Landscape Conservation and 4 papers in Plant Science. Recurrent topics in Ragan M. Callaway's work include Ecology and Vegetation Dynamics Studies (8 papers), Coastal wetland ecosystem dynamics (7 papers) and Rangeland and Wildlife Management (3 papers). Ragan M. Callaway is often cited by papers focused on Ecology and Vegetation Dynamics Studies (8 papers), Coastal wetland ecosystem dynamics (7 papers) and Rangeland and Wildlife Management (3 papers). Ragan M. Callaway collaborates with scholars based in United States, Switzerland and Germany. Ragan M. Callaway's co-authors include Steven C. Pennings, Frank W. Davis, Heinz Müller‐Schärer, Yan Sun, Alecu Diaconu, Wei Huang, Zhikun Ren, Mark van Kleunen, Daniel Montesinos and Akasha M. Faist and has published in prestigious journals such as Ecology, The American Naturalist and Oecologia.

In The Last Decade

Ragan M. Callaway

11 papers receiving 1.3k citations

Hit Papers

Salt Marsh Plant Zonation: The Relative Importance of Com... 1992 2026 2003 2014 1992 100 200 300 400
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. Salt Marsh Plant Zonation: The Relative Importance of Competition and Physical Factors
    1992 473 citations Steven C. Pennings, Ragan M. Callaway Ecology profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Ragan M. Callaway United States 9 824 711 591 396 244 12 1.4k
Christopher A. Gabler United States 14 844 1.0× 427 0.6× 303 0.5× 307 0.8× 303 1.2× 24 1.4k
Scott W. Shumway United States 9 646 0.8× 481 0.7× 337 0.6× 262 0.7× 102 0.4× 11 943
J. Stephen Brewer United States 29 1.1k 1.4× 1.2k 1.7× 771 1.3× 590 1.5× 718 2.9× 80 2.2k
L. F. M. Fresco Netherlands 13 554 0.7× 545 0.8× 360 0.6× 177 0.4× 124 0.5× 21 986
Bertrand Boeken Israel 19 484 0.6× 644 0.9× 235 0.4× 478 1.2× 304 1.2× 34 1.2k
Jan‐Bernard Bouzillé France 20 475 0.6× 416 0.6× 228 0.4× 194 0.5× 184 0.8× 38 858
Theodore C. Foin United States 19 443 0.5× 263 0.4× 493 0.8× 118 0.3× 131 0.5× 45 1.2k
Peter Esselink Netherlands 21 1.1k 1.3× 355 0.5× 141 0.2× 114 0.3× 253 1.0× 43 1.3k
R.M. Bekker Netherlands 17 874 1.1× 1.1k 1.5× 945 1.6× 425 1.1× 159 0.7× 25 1.7k
Gabrielle Vivian‐Smith Australia 16 655 0.8× 776 1.1× 430 0.7× 483 1.2× 154 0.6× 30 1.2k

Countries citing papers authored by Ragan M. Callaway

Since Specialization
Citations

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

Fields of papers citing papers by Ragan M. Callaway

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ragan M. Callaway

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

All Works

12 of 12 papers shown
1.
2.
Sun, Yan, Zhikun Ren, Heinz Müller‐Schärer, et al.. (2024). Increasing and fluctuating resource availability enhances invasional meltdown. Ecology. 105(9). e4387–e4387. 3 indexed citations
3.
4.
Callaway, Ragan M. & Steven C. Pennings. (2000). Facilitation May Buffer Competitive Effects: Indirect and Diffuse Interactions among Salt Marsh Plants. The American Naturalist. 156(4). 416–424. 82 indexed citations
5.
Callaway, Ragan M. & Steven C. Pennings. (1998). Impact of a parasitic plant on the zonation of two salt marsh perennials. Oecologia. 114(1). 100–105. 65 indexed citations
6.
Pennings, Steven C. & Ragan M. Callaway. (1996). Impact of a Parasitic Plant on the Structure and Dynamics of Salt Marsh Vegetation. Ecology. 77(5). 1410–1419. 144 indexed citations
7.
Callaway, Ragan M., et al.. (1996). Abiotic Stress and the Relative Importance of Interference and Facilitation in Montane Bunchgrass Communities in Western Montana. The American Naturalist. 148(2). 386–396. 210 indexed citations
8.
Callaway, Ragan M., et al.. (1994). Effects of variable precipitation on the structure and diversity of a California salt marsh community. Journal of Vegetation Science. 5(3). 433–438. 42 indexed citations
9.
Callaway, Ragan M.. (1994). Facilitative and Interfering Effects of Arthrocnemum Subterminale on Winter Annuals. Ecology. 75(3). 681–686. 124 indexed citations
10.
Callaway, Ragan M. & Frank W. Davis. (1993). Vegetation Dynamics, Fire, and the Physical Environment in Coastal Central California. Ecology. 74(5). 1567–1578. 153 indexed citations
11.
Pennings, Steven C. & Ragan M. Callaway. (1992). Salt Marsh Plant Zonation: The Relative Importance of Competition and Physical Factors. Ecology. 73(2). 681–690. 473 indexed citations breakdown →
12.
Callaway, Ragan M., et al.. (1990). Ecology of a mediterranean-climate estuarine wetland at Carpinteria, California: plant distributions and soil salinity in the upper marsh. Canadian Journal of Botany. 68(5). 1139–1146. 103 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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