World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Genetics 47 4093 3865 1767 1659 88 12709

David J. Begun publications per year

The chart shows the history of publications by David J. Begun between 1991 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. David J. Begun published across 35 years, from 1991 to 2025, averaging 3 papers a year. Output peaked at 9 publications in 2005. 11 of the 105 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1991 to 2025. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 2005. 1991: 1 publication 1992: 2 publications 1993: 1 publication 1994: 4 publications 1995: 4 publications 1996: 1 publication 1997: 2 publications 1998: 1 publication 1999: 2 publications 2000: 4 publications 2001: 1 publication 2002: 3 publications 2003: 1 publication 2004: 4 publications 2005: 9 publications 2006: 2 publications 2007: 9 publications 2008: 5 publications 2009: 0 publications 2010: 1 publication 2011: 2 publications 2012: 4 publications 2013: 2 publications 2014: 4 publications 2015: 3 publications 2016: 3 publications 2017: 2 publications 2018: 0 publications 2019: 2 publications 2020: 2 publications 2021: 4 publications 2022: 2 publications 2023: 7 publications 2024: 4 publications 2025: 7 publications
1991 2025

105 publications in total across all disciplines

View publications per year as a table
David J. Begun: publications per year, 1991 to 2025
Year Publications
1991 1
1992 2
1993 1
1994 4
1995 4
1996 1
1997 2
1998 1
1999 2
2000 4
2001 1
2002 3
2003 1
2004 4
2005 9
2006 2
2007 9
2008 5
2009 0
2010 1
2011 2
2012 4
2013 2
2014 4
2015 3
2016 3
2017 2
2018 0
2019 2
2020 2
2021 4
2022 2
2023 7
2024 4
2025 7
Total 105
Download as CSV

David J. Begun publications per year - data summary

  • David J. Begun, a Genetics scholar from University of California, Davis, has 105 publications recorded across 35 years, from 1991 to 2025.
  • The oldest publication on record dates to 1991 and the most recent to 2025.
  • The most productive years are 2005 and 2007, with 9 publications each.
  • The least productive years with any output are 1991, 1993, 1996, 1998 and others, with 1 publication each.
  • 2 of the 35 years in the span carry no publications at all (2009 and 2018).
  • The rate of publication averages 3.0 papers per year over the whole span, or 3.2 per year counting only the 33 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 24 publications, 23% of the career total.
  • Split into equal eras - 1991-2002: 26 publications (2.2 per year); 2003-2014: 43 publications (3.6 per year); 2015-2025: 36 publications (3.3 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

David J. Begun publication distribution in Genetics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Genetics in 2026. The highlighted bar marks where David J. Begun sits on this spectrum.

No. of scientists
50 100 150 200
Bar chart with 67 bars. Horizontal axis: publications, 45–54 to 703+. Vertical axis: number of scientists, 0 to 217. Most scientists, 217, have 125–134 publications. The last bar groups every scientist with 703 publications or more. The highlighted bar, 85–94 publications, is where this scientist sits. 45–54 publications: 6 scientists 55–64 publications: 10 scientists 65–74 publications: 35 scientists 75–84 publications: 84 scientists 85–94 publications: 102 scientists 95–104 publications: 151 scientists 105–114 publications: 175 scientists 115–124 publications: 203 scientists 125–134 publications: 217 scientists 135–144 publications: 205 scientists 145–154 publications: 193 scientists 155–164 publications: 188 scientists 165–174 publications: 170 scientists 175–184 publications: 178 scientists 185–194 publications: 164 scientists 195–204 publications: 173 scientists 205–214 publications: 159 scientists 215–224 publications: 134 scientists 225–234 publications: 143 scientists 235–244 publications: 105 scientists 245–254 publications: 114 scientists 255–264 publications: 92 scientists 265–274 publications: 88 scientists 275–284 publications: 87 scientists 285–294 publications: 80 scientists 295–304 publications: 62 scientists 305–314 publications: 75 scientists 315–324 publications: 67 scientists 325–334 publications: 60 scientists 335–344 publications: 52 scientists 345–354 publications: 40 scientists 355–364 publications: 48 scientists 365–374 publications: 47 scientists 375–384 publications: 46 scientists 385–394 publications: 31 scientists 395–404 publications: 27 scientists 405–414 publications: 40 scientists 415–424 publications: 30 scientists 425–434 publications: 43 scientists 435–444 publications: 29 scientists 445–454 publications: 14 scientists 455–464 publications: 28 scientists 465–474 publications: 21 scientists 475–484 publications: 21 scientists 485–494 publications: 22 scientists 495–504 publications: 17 scientists 505–514 publications: 12 scientists 515–524 publications: 11 scientists 525–534 publications: 8 scientists 535–544 publications: 8 scientists 545–554 publications: 14 scientists 555–564 publications: 4 scientists 565–574 publications: 11 scientists 575–584 publications: 5 scientists 585–594 publications: 11 scientists 595–604 publications: 12 scientists 605–614 publications: 7 scientists 615–624 publications: 6 scientists 625–634 publications: 10 scientists 635–644 publications: 9 scientists 645–654 publications: 10 scientists 655–664 publications: 6 scientists 665–674 publications: 6 scientists 675–684 publications: 6 scientists 685–694 publications: 4 scientists 695–702 publications: 6 scientists 703+ publications: 100 scientists
45–54 publications 703+

This scientist: 88 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 703 publications or more.

View publications distribution as a table
Number of Genetics scientists by publication count, Research.com 2026 ranking edition. Based on 4,342 ranked scientists.
Publications Scientists This scientist
45–54 6
55–64 10
65–74 35
75–84 84
85–94 102 88
95–104 151
105–114 175
115–124 203
125–134 217
135–144 205
145–154 193
155–164 188
165–174 170
175–184 178
185–194 164
195–204 173
205–214 159
215–224 134
225–234 143
235–244 105
245–254 114
255–264 92
265–274 88
275–284 87
285–294 80
295–304 62
305–314 75
315–324 67
325–334 60
335–344 52
345–354 40
355–364 48
365–374 47
375–384 46
385–394 31
395–404 27
405–414 40
415–424 30
425–434 43
435–444 29
445–454 14
455–464 28
465–474 21
475–484 21
485–494 22
495–504 17
505–514 12
515–524 11
525–534 8
535–544 8
545–554 14
555–564 4
565–574 11
575–584 5
585–594 11
595–604 12
605–614 7
615–624 6
625–634 10
635–644 9
645–654 10
655–664 6
665–674 6
675–684 6
685–694 4
695–702 6
703+ 100
Download as CSV

David J. Begun publication distribution in Genetics in 2026 - data summary

  • The chart plots the publication count of all 4,342 Genetics scientists ranked by Research.com in 2026, grouped into 67 ranges running from 45–54 to 703+ publications.
  • David J. Begun, a Genetics scholar from University of California, Davis, records 88 publications - the 4th percentile of the discipline.
  • 4% of ranked Genetics scientists score the same or lower than David J. Begun, and about 96% score higher.
  • The median of the discipline falls in the 195–204 publications range, and David J. Begun ranks below the median.
  • The most crowded range is 125–134 publications, holding 217 scientists (5% of the field).
  • 56% of the field sits in the lowest quarter of the value range (up to 205–214 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 703 publications or more, 100 scientists in all (2% of the field).

David J. Begun D-index placement in Genetics in 2026

The chart shows the D-index (discipline H-index) distribution of Genetics scientists ranked by Research.com in 2026. The highlighted bar marks where David J. Begun sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 160+. Vertical axis: number of scientists, 0 to 191. Most scientists, 191, have 62–63 D-Index. The last bar groups every scientist with 160 D-Index or more. The highlighted bar, 46–47 D-Index, is where this scientist sits. 40–41 D-Index: 24 scientists 42–43 D-Index: 52 scientists 44–45 D-Index: 84 scientists 46–47 D-Index: 112 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 141 scientists 52–53 D-Index: 143 scientists 54–55 D-Index: 145 scientists 56–57 D-Index: 179 scientists 58–59 D-Index: 162 scientists 60–61 D-Index: 175 scientists 62–63 D-Index: 191 scientists 64–65 D-Index: 172 scientists 66–67 D-Index: 184 scientists 68–69 D-Index: 164 scientists 70–71 D-Index: 158 scientists 72–73 D-Index: 150 scientists 74–75 D-Index: 136 scientists 76–77 D-Index: 127 scientists 78–79 D-Index: 127 scientists 80–81 D-Index: 111 scientists 82–83 D-Index: 110 scientists 84–85 D-Index: 110 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 102 scientists 90–91 D-Index: 66 scientists 92–93 D-Index: 72 scientists 94–95 D-Index: 70 scientists 96–97 D-Index: 54 scientists 98–99 D-Index: 60 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 55 scientists 104–105 D-Index: 45 scientists 106–107 D-Index: 42 scientists 108–109 D-Index: 28 scientists 110–111 D-Index: 39 scientists 112–113 D-Index: 25 scientists 114–115 D-Index: 31 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 34 scientists 120–121 D-Index: 29 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 27 scientists 128–129 D-Index: 22 scientists 130–131 D-Index: 16 scientists 132–133 D-Index: 11 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 21 scientists 140–141 D-Index: 4 scientists 142–143 D-Index: 9 scientists 144–145 D-Index: 14 scientists 146–147 D-Index: 6 scientists 148–149 D-Index: 10 scientists 150–151 D-Index: 7 scientists 152–153 D-Index: 9 scientists 154–155 D-Index: 8 scientists 156–157 D-Index: 8 scientists 158–159 D-Index: 9 scientists 160+ D-Index: 96 scientists
40–41 D-Index 160+

This scientist: 47 D-Index — 6th percentile

6% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 160 D-Index or more.

View D-Index distribution as a table
Number of Genetics scientists by D-index, Research.com 2026 ranking edition. Based on 4,342 ranked scientists.
D-Index Scientists This scientist
40–41 24
42–43 52
44–45 84
46–47 112 47
48–49 118
50–51 141
52–53 143
54–55 145
56–57 179
58–59 162
60–61 175
62–63 191
64–65 172
66–67 184
68–69 164
70–71 158
72–73 150
74–75 136
76–77 127
78–79 127
80–81 111
82–83 110
84–85 110
86–87 84
88–89 102
90–91 66
92–93 72
94–95 70
96–97 54
98–99 60
100–101 49
102–103 55
104–105 45
106–107 42
108–109 28
110–111 39
112–113 25
114–115 31
116–117 29
118–119 34
120–121 29
122–123 29
124–125 18
126–127 27
128–129 22
130–131 16
132–133 11
134–135 17
136–137 12
138–139 21
140–141 4
142–143 9
144–145 14
146–147 6
148–149 10
150–151 7
152–153 9
154–155 8
156–157 8
158–159 9
160+ 96
Download as CSV

David J. Begun D-index placement in Genetics in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 4,342 Genetics scientists ranked by Research.com in 2026, grouped into 61 ranges running from 40–41 to 160+ D-Index.
  • David J. Begun, a Genetics scholar from University of California, Davis, records 47 D-Index - the 6th percentile of the discipline.
  • 6% of ranked Genetics scientists score the same or lower than David J. Begun, and about 94% score higher.
  • The median of the discipline falls in the 70–71 D-Index range, and David J. Begun ranks below the median.
  • The most crowded range is 62–63 D-Index, holding 191 scientists (4% of the field).
  • 51% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 160 D-Index or more, 96 scientists in all (2% of the field).

Overview

David J. Begun is affiliated with the University of California, Davis in the United States. Their research focuses primarily on the fields of biochemistry, genetics, and molecular biology, with significant contributions to agricultural and biological sciences.

The scientist's work covers several subfields, including:

  • Genetics
  • Molecular Biology
  • Ecology, Evolution, Behavior and Systematics
  • Immunology
  • Insect Science

The main topics of research explored by David J. Begun include:

  • Animal Behavior and Reproduction
  • Genetic diversity and population structure
  • Genomics and Phylogenetic Studies
  • Invertebrate Immune Response Mechanisms
  • Insect and Arachnid Ecology and Behavior
  • Evolution and Genetic Dynamics
  • Insect symbiosis and bacterial influences

David J. Begun has published extensively in several academic venues. The most frequent publication outlets are:

  • Genetics
  • bioRxiv (Cold Spring Harbor Laboratory)
  • UNC Libraries
  • G3 Genes Genomes Genetics
  • Molecular Biology and Evolution

Notable recent papers authored by or involving David J. Begun include:

  • Polymorphism and Divergence of Novel Gene Expression Patterns in Drosophila melanogaster, 2020, Genetics
  • Single-nucleus transcriptomes reveal evolutionary and functional properties of cell types in the Drosophila accessory gland, 2021, Genetics
  • Population biology of accessory gland-expressed de novo genes in Drosophila melanogaster, 2021, Genetics
  • De Novo Genes, 2024, Annual Review of Genetics
  • Regional specialization, polyploidy, and seminal fluid transcripts in the Drosophila female reproductive tract, 2024, Proceedings of the National Academy of Sciences

The scientist has frequently collaborated with several researchers, including:

  • Julie M. Cridland
  • Alex C Majane
  • Hayley K. Sheehy
  • Elizabeth S Polston
  • Li Zhao

Best Publications

  • Evolution of genes and genomes on the Drosophila phylogeny.

    Andrew G. Clark;Michael B. Eisen;Michael B. Eisen;Douglas R. Smith;Casey M. Bergman

  • Levels of naturally occurring DNA polymorphism correlate with recombination rates in D. melanogaster

    David J. Begun;Charles F. Aquadro

  • Population Genomics: Whole-Genome Analysis of Polymorphism and Divergence in Drosophila simulans

    David J. Begun;Alisha K. Holloway;Kristian Stevens;La Deana W. Hillier

  • Female × Male Interactions in Drosophila Sperm Competition

    Andrew G. Clark;David J. Begun;Timothy Prout

  • Population Genomics of Sub-Saharan Drosophila melanogaster: African Diversity and Non-African Admixture

    John E. Pool;Russell B. Corbett-Detig;Ryuichi P. Sugino;Kristian A. Stevens

  • African and North American populations of Drosophila melanogaster are very different at the DNA level

    David J. Begun;Charles F. Aquadro

  • Genomic Variation in Natural Populations of Drosophila melanogaster

    Charles H. Langley;Kristian Stevens;Charis Cardeno;Yuh Chwen G. Lee

  • Novel genes derived from noncoding DNA in Drosophila melanogaster are frequently X-linked and exhibit testis-biased expression

    Mia T. Levine;Corbin D. Jones;Andrew D. Kern;Heather A. Lindfors

  • Strong selective sweep associated with a transposon insertion in Drosophila simulans

    Todd A. Schlenke;David J. Begun

  • Sexual isolation in Drosophila melanogaster: a possible case of incipient speciation.

    Chung-I. Wu;Hope Hollocher;David J. Begun;Charles F. Aquadro

  • Origin and spread of de novo genes in drosophila melanogaster populations

    Li Zhao;Perot Saelao;Corbin D. Jones;David J. Begun

  • Genomic Differentiation Between Temperate and Tropical Australian Populations of Drosophila melanogaster

    Bryan Kolaczkowski;Andrew D. Kern;Alisha K. Holloway;David J. Begun

  • A genome-wide analysis of courting and mating responses in Drosophila melanogaster females.

    Mara K. N. Lawniczak;David J. Begun

  • Molecular Population Genetics of Male Accessory Gland Proteins in Drosophila

    David J. Begun;Penn Whitley;Bridget L. Todd;Heidi M. Waldrip-Dail

  • Evidence for de novo evolution of testis-expressed genes in the Drosophila yakuba/Drosophila erecta clade.

    David J. Begun;Heather A. Lindfors;Andrew D. Kern;Corbin D. Jones

  • Natural selection drives Drosophila immune system evolution.

    Todd A Schlenke;David J Begun

  • Reduced X-linked nucleotide polymorphism in Drosophila simulans

    David J. Begun;Penn Whitley

  • Female Genotypes Affect Sperm Displacement in Drosophila

    Andrew G. Clark;David J. Begun;David J. Begun

  • Selection, Recombination, and DNA Polymorphism in Drosophila

    Charles F. Aquadro;David J. Begun;Eric C. Kindahl

  • Molecular Population Genetics of the Distal Portion of the X Chromosome in Drosophila: Evidence for Genetic Hitchhiking of the Yellow-Achaete Region

    David J. Begun;Charles F. Aquadro

Frequent Co-Authors

Charles F. Aquadro
Charles F. Aquadro Cornell University
Charles H. Langley
Charles H. Langley University of California, Davis
Matthew W. Hahn
Matthew W. Hahn Indiana University
andrew g clark
andrew g clark Cornell University
Michael Turelli
Michael Turelli University of California, Davis
Lior Pachter
Lior Pachter California Institute of Technology
LaDeana W. Hillier
LaDeana W. Hillier University of Washington
Katherine S. Pollard
Katherine S. Pollard University of California, San Francisco
Adam Siepel
Adam Siepel Cold Spring Harbor Laboratory
Guojie Zhang
Guojie Zhang Zhejiang University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

A background in genetics opens doors to a broad range of online degrees and career options within the healthcare sphere. For those interested in the operational side of healthcare, consider exploring medical billing and coding programs. These courses provide foundational knowledge vital for managing patient records and insurance claims, with flexibility to study from anywhere.

If you’re eager to pursue direct patient care, enrolling in a nursing school with high acceptance rate can be a promising start. Many nursing schools offer online or hybrid pathways that make it easier to begin a career in nursing.

For those aiming for leadership roles, an accelerated healthcare administration degree online can fast-track your journey toward healthcare management positions. Cost is also a key consideration, so reviewing the cheapest mha programs online could help you find a program that aligns with your career goals and budget.

Each of these pathways complements genetic studies and can enhance your qualifications for a variety of health and science careers.

Best Scientists Citing David J. Begun

Trending Scientists

Recently Published Articles