Todd R. Jackman

5.6k total citations · 1 hit paper
83 papers, 4.5k citations indexed

About

Todd R. Jackman is a scholar working on Global and Planetary Change, Genetics and Ecology, Evolution, Behavior and Systematics. According to data from OpenAlex, Todd R. Jackman has authored 83 papers receiving a total of 4.5k indexed citations (citations by other indexed papers that have themselves been cited), including 65 papers in Global and Planetary Change, 39 papers in Genetics and 34 papers in Ecology, Evolution, Behavior and Systematics. Recurrent topics in Todd R. Jackman's work include Amphibian and Reptile Biology (65 papers), Species Distribution and Climate Change (34 papers) and Genetic diversity and population structure (20 papers). Todd R. Jackman is often cited by papers focused on Amphibian and Reptile Biology (65 papers), Species Distribution and Climate Change (34 papers) and Genetic diversity and population structure (20 papers). Todd R. Jackman collaborates with scholars based in United States, Australia and Malaysia. Todd R. Jackman's co-authors include Aaron M. Bauer, Jonathan B. Losos, Eli Greenbaum, Kevin de Queiroz, Allan Larson, Tony Gamble, Matthew P. Heinicke, David B. Wake, Ross A. Sadlier and Anthony P. Russell and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Todd R. Jackman

80 papers receiving 4.3k citations

Hit Papers

Contingency and Determinism in Replicated Adaptive Radiat... 1998 2026 2007 2016 1998 250 500 750
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. Contingency and Determinism in Replicated Adaptive Radiations of Island Lizards
    1998 932 citations Jonathan B. Losos, Todd R. Jackman et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Todd R. Jackman United States 35 2.6k 1.8k 1.7k 1.4k 894 83 4.5k
James A. Schulte United States 32 2.8k 1.1× 2.0k 1.1× 1.7k 1.0× 1.3k 0.9× 982 1.1× 60 4.9k
Franky Bossuyt Belgium 30 3.1k 1.2× 1.4k 0.7× 1.4k 0.8× 1.2k 0.8× 638 0.7× 60 4.4k
Jason J. Kolbe United States 34 1.8k 0.7× 1.9k 1.0× 1.4k 0.8× 1.2k 0.8× 1.6k 1.8× 82 4.2k
Theodore J. Papenfuss United States 34 3.3k 1.3× 1.4k 0.8× 2.4k 1.4× 1.3k 0.9× 939 1.1× 94 5.2k
E. N. Arnold United Kingdom 42 3.6k 1.4× 1.9k 1.0× 2.4k 1.4× 1.8k 1.2× 1.0k 1.1× 79 5.3k
David R. Vieites Spain 34 3.6k 1.4× 1.9k 1.0× 1.9k 1.1× 1.7k 1.2× 1.4k 1.6× 110 5.6k
L. Lee Grismer United States 33 3.7k 1.4× 1.6k 0.9× 1.8k 1.0× 1.5k 1.1× 761 0.9× 315 4.4k
Arvin C. Diesmos Philippines 34 2.6k 1.0× 1.2k 0.6× 1.1k 0.6× 1.9k 1.3× 1.2k 1.3× 116 4.0k
Indraneil Das Malaysia 28 2.8k 1.1× 2.0k 1.1× 1.8k 1.0× 1.4k 0.9× 1.7k 1.9× 283 5.6k
Petros Lymberakis Greece 35 2.0k 0.8× 1.0k 0.6× 1.9k 1.1× 1.2k 0.9× 1.1k 1.3× 126 3.7k

Countries citing papers authored by Todd R. Jackman

Since Specialization
Citations

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

Fields of papers citing papers by Todd R. Jackman

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Todd R. Jackman. 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 Todd R. Jackman. The network helps show where Todd R. Jackman may publish in the future.

Co-authorship network of co-authors of Todd R. Jackman

This figure shows the co-authorship network connecting the top 25 collaborators of Todd R. Jackman. A scholar is included among the top collaborators of Todd R. Jackman 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 Todd R. Jackman. Todd R. Jackman 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.
Fisher, Robert N., et al.. (2025). Iguanas rafted more than 8,000 km from North America to Fiji. Proceedings of the National Academy of Sciences. 122(12). e2318622122–e2318622122. 2 indexed citations
2.
Karin, Benjamin R., Tony Gamble, & Todd R. Jackman. (2019). Optimizing Phylogenomics with Rapidly Evolving Long Exons: Comparison with Anchored Hybrid Enrichment and Ultraconserved Elements. Molecular Biology and Evolution. 37(3). 904–922. 41 indexed citations
3.
Heinicke, Matthew P., Todd R. Jackman, & Aaron M. Bauer. (2017). The measure of success: geographic isolation promotes diversification in Pachydactylus geckos. BMC Evolutionary Biology. 17(1). 9–9. 32 indexed citations
4.
Karin, Benjamin R., Indraneil Das, Todd R. Jackman, & Aaron M. Bauer. (2017). Ancient divergence time estimates in Eutropis rugifera support the existence of Pleistocene barriers on the exposed Sunda Shelf. PeerJ. 5. e3762–e3762. 9 indexed citations
5.
Karin, Benjamin R., et al.. (2016). Resolving the higher-order phylogenetic relationships of the circumtropical Mabuya group (Squamata: Scincidae): An out-of-Asia diversification. Molecular Phylogenetics and Evolution. 102. 220–232. 46 indexed citations
6.
Broadley, Donald G., Todd R. Jackman, & Aaron M. Bauer. (2014). A review of the genus Homopholis Boulenger (Reptilia: Squamata: Gekkonidae) in southern Africa. African Journal of Herpetology. 63(2). 109–126.
7.
8.
Agarwal, Ishan, Aaron M. Bauer, Todd R. Jackman, & K. Praveen Karanth. (2014). Insights into Himalayan biogeography from geckos: A molecular phylogeny of Cyrtodactylus (Squamata: Gekkonidae). Molecular Phylogenetics and Evolution. 80. 145–155. 72 indexed citations
9.
Bauer, Aaron M., et al.. (2013). A preliminary phylogeny of the Palearctic naked-toed geckos (Reptilia: Squamata: Gekkonidae) with taxonomic implications. Zootaxa. 3599(4). 301–24. 42 indexed citations
10.
Wood, Perry L., Matthew P. Heinicke, Todd R. Jackman, & Aaron M. Bauer. (2012). Phylogeny of bent-toed geckos (Cyrtodactylus) reveals a west to east pattern of diversification. Molecular Phylogenetics and Evolution. 65(3). 992–1003. 99 indexed citations
11.
Gamble, Tony, Eli Greenbaum, Todd R. Jackman, Anthony P. Russell, & Aaron M. Bauer. (2012). Repeated Origin and Loss of Adhesive Toepads in Geckos. PLoS ONE. 7(6). e39429–e39429. 220 indexed citations
12.
Portik, Daniel M., Aaron M. Bauer, & Todd R. Jackman. (2011). Bridging the gap: western rock skinks (Trachylepis sulcata) have a short history in South Africa. Molecular Ecology. 20(8). 1744–1758. 35 indexed citations
13.
Oliver, Paul M., et al.. (2011). Molecular phylogenetics of the arboreal Australian gecko genus Oedura Gray 1842 (Gekkota: Diplodactylidae): Another plesiomorphic grade?. Molecular Phylogenetics and Evolution. 63(2). 255–264. 27 indexed citations
14.
Bauer, Aaron M., Todd R. Jackman, Eli Greenbaum, et al.. (2010). Molecular evidence for the taxonomic status of Hemidactylus brookii group taxa (Squamata: Gekkonidae). Herpetological Journal. 20(3). 129–138. 23 indexed citations
15.
Stanley, Edward L., Aaron M. Bauer, Todd R. Jackman, William R. Branch, & P. le Fras N. Mouton. (2010). Between a rock and a hard polytomy: Rapid radiation in the rupicolous girdled lizards (Squamata: Cordylidae). Molecular Phylogenetics and Evolution. 58(1). 53–70. 76 indexed citations
16.
Gamble, Tony, Aaron M. Bauer, Guarino Rinaldi Colli, et al.. (2010). Coming to America: multiple origins of New World geckos. Journal of Evolutionary Biology. 24(2). 231–244. 186 indexed citations
17.
18.
Smith, Sarah A., Ross A. Sadlier, Aaron M. Bauer, Christopher C. Austin, & Todd R. Jackman. (2007). Molecular phylogeny of the scincid lizards of New Caledonia and adjacent areas: Evidence for a single origin of the endemic skinks of Tasmantis. Molecular Phylogenetics and Evolution. 43(3). 1151–1166. 94 indexed citations
19.
Losos, Jonathan B., Manuel Leal, Richard E. Glor, et al.. (2003). Niche lability in the evolution of a Caribbean lizard community. Nature. 424(6948). 542–545. 272 indexed citations
20.
Jackman, Todd R., Duncan J. Irschick, Kevin de Queiroz, Jonathan B. Losos, & Allan Larson. (2002). Molecular phylogenetic perspective on evolution of lizards of the Anolis grahami series. Journal of Experimental Zoology. 294(1). 1–16. 57 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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