G. M. Hewitt

19.4k total citations · 5 hit papers
137 papers, 14.1k citations indexed

About

G. M. Hewitt is a scholar working on Genetics, Ecology, Evolution, Behavior and Systematics and Plant Science. According to data from OpenAlex, G. M. Hewitt has authored 137 papers receiving a total of 14.1k indexed citations (citations by other indexed papers that have themselves been cited), including 72 papers in Genetics, 71 papers in Ecology, Evolution, Behavior and Systematics and 45 papers in Plant Science. Recurrent topics in G. M. Hewitt's work include Genetic diversity and population structure (60 papers), Orthoptera Research and Taxonomy (38 papers) and Chromosomal and Genetic Variations (35 papers). G. M. Hewitt is often cited by papers focused on Genetic diversity and population structure (60 papers), Orthoptera Research and Taxonomy (38 papers) and Chromosomal and Genetic Variations (35 papers). G. M. Hewitt collaborates with scholars based in United Kingdom, Spain and United States. G. M. Hewitt's co-authors include N. H. Barton, Nick Barton, B. John, Polychronis C. Tzedakis, Roger K. Butlin, Ciro Rico, Brent C. Emerson, Colin Ferris, Kamal M. Ibrahim and Michael R. Frogley and has published in prestigious journals such as Nature, Science and Trends in Ecology & Evolution.

In The Last Decade

G. M. Hewitt

136 papers receiving 13.4k citations

Hit Papers

5 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.

Genetic consequences of climatic oscillations in the Quaternary

2004 2.8k citations G. M. Hewitt profile →
Analysis of Hybrid Zones

1985 2.4k citations G. M. Hewitt et al. profile →
Adaptation, speciation and hybrid zones

1989 947 citations G. M. Hewitt et al. profile →
Some genetic consequences of ice ages, and their role in divergence and speciation

1996 820 citations G. M. Hewitt profile →
Buffered Tree Population Changes in a Quaternary Refugium: Evolutionary Implications

2002 527 citations G. M. Hewitt et al. profile →

Peers

Countries citing papers authored by G. M. Hewitt

Since Specialization

Citations

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

Fields of papers citing papers by G. M. Hewitt

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of G. M. Hewitt

This figure shows the co-authorship network connecting the top 25 collaborators of G. M. Hewitt. A scholar is included among the top collaborators of G. M. Hewitt 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 G. M. Hewitt. G. M. Hewitt 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

#	Work	Indexed citations
1	Genetic structure of European sheep breeds 2007 ·Heredity ·Lori Lawson Handley, Keren Byrne, F Santucci, (unknown), Martin I. Taylor, Michael W. Bruford, G. M. Hewitt	132
2	Genetic diversity and subdivision of 57 European and Middle‐Eastern sheep breeds 2007 ·Animal Genetics ·C. T. Peter, Michael W. Bruford, Trinidad Pérez, (unknown), G. M. Hewitt, G. Erhardt	178
3	Modelling life-history/dispersal-strategy interactions to predict and manage linyphiid spider diversity in agricultural landscapes 2003 ·Rothamsted Repository (Rothamsted Repository) ·C. F. G. Thomas, Rod P. Blackshaw, L. Hutchings, Christopher Woolley, Sara L. Goodacre, G. M. Hewitt, Kamal M. Ibrahim, (unknown), (unknown)	4
4	Testing for recombination in a short nuclear DNA sequence of the European meadow grasshopper,Chorthippus parallelus 2002 ·Molecular Ecology ·Kamal M. Ibrahim, Steven J. Cooper, G. M. Hewitt	17
5	Phylogenetic relationships among the Canary Island Steganacaridae (Acari, Oribatida) inferred from mitochondrial DNA sequence data 2002 ·Molecular Ecology ·(unknown), Brent C. Emerson, G. M. Hewitt, Fabio Bernini	36
6	Mitochondrial DNA, ecology and morphology: interpreting the phylogeography of the Nesotes (Coleoptera: Tenebrionidae) of Gran Canaria (Canary Islands) 2001 ·Molecular Ecology ·D. Rees, Brent C. Emerson, Pedro Oromı́, G. M. Hewitt	29
7	Isolation and characterization of microsatellite loci in European hake, Merlucius merlucius (Merlucidae, Teleostei) 1999 ·Molecular Ecology ·Paloma Morán, (unknown), Ciro Rico, G. M. Hewitt	24
8	Fine‐scale genetic structuring in a natural population of European wild rabbits (Oryctolagus cuniculus) 1999 ·Molecular Ecology ·Alison K. Surridge, Kamal M. Ibrahim, D. J. Bell, Nicholas J.A. Webb, Ciro Rico, G. M. Hewitt	55
9	Four microsatellite loci in the gadoid fish, blue whiting Micromesistius poutassou (Riso 1826) 1999 ·Animal Genetics ·Paloma Morán, Anthony W. Ryan, Ciro Rico, G. M. Hewitt	9
10	Chloroplast DNA recognizes three refugial sources of European oaks and suggests independent eastern and western immigrations to Finland 1998 ·Heredity ·Colin Ferris, R. Andrew King, Risto Väinölä, G. M. Hewitt	161
11	Chloroplast DNA recognizes three refugial sources of European oaks and suggests independent eastern and western immigrations to Finland 1998 ·Heredity ·Colin Ferris, R. Andrew King, Risto Väinölä, G. M. Hewitt	8
12	Polymorphic microsatellite loci in the European rabbit (Oryctolagus cuniculus) are also amplified in other lagomorph species 1997 ·Animal Genetics ·Alison K. Surridge, D. J. Bell, Ciro Rico, G. M. Hewitt	64
13	Assessment of the universality and utility of a set of conserved mitochondrial COI primers in insects 1997 ·Insect Molecular Biology ·De‐Xing Zhang, G. M. Hewitt	161
14	The sequence and structure of the meadow grasshopper ( Chorthippus parallelus ) mitochondrial srRNA, ND2, COl, COll ATPase8 and 9 tRNA genes 1996 ·Insect Molecular Biology ·Jacek M. Szymura, David H. Lunt, G. M. Hewitt	30
15	470 million years of conservation of microsatellite loci among fish species 1996 ·Proceedings of the Royal Society B Biological Sciences ·Ciro Rico, (unknown), G. M. Hewitt	142
16	Phylogeny of the Coleoptera based on mitochondrial cytochrome oxidase I sequence data 1995 ·Insect Molecular Biology ·(unknown), G. M. Hewitt	70
17	Using chloroplast DNA to trace postglacial migration routes of oaks into Britain 1995 ·Molecular Ecology ·Colin Ferris, (unknown), A. J. Davy, G. M. Hewitt	64
18	Four polymorphic microsatellite loci for the European wild rabbit, Oryctolagus cuniculus 1994 ·Animal Genetics ·Ciro Rico, (unknown), Nicholas J.A. Webb, Sophie Smith, (unknown), G. M. Hewitt	59
19	Nuclear DNA sequence divergence between parapatric subspecies of the grasshopper Chorthippus parallelus 1993 ·Insect Molecular Biology ·Steven J. Cooper, G. M. Hewitt	38
20	Native oak chloroplasts reveal an ancient divide across Europe 1993 ·Molecular Ecology ·Colin Ferris, Richard P. Oliver, A. J. Davy, G. M. Hewitt	151

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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