World's Best Scientists 2026 revealed!

D-Index & Metrics

Genetics

D-Index
52
Citations
7975
World Ranking
3809
National Ranking
1640

Richard Calendar 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 Richard Calendar sits on this spectrum.

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 publications 703+

This scientist: 129 publications — 20th percentile

20% of scientists in this discipline score the same or lower.

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

Richard Calendar 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 Richard Calendar sits on this spectrum.

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 D-Index 160+

This scientist: 52 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 1979 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

Richard Calendar was affiliated with the University of California, Berkeley in the United States. Their research spanned multiple fields including Environmental Science, Biochemistry, Genetics and Molecular Biology, and Immunology and Microbiology. Within these broad fields, their work particularly focused on the subfields of Ecology, Molecular Biology, and Microbiology.

The scientist contributed extensively to topics related to bacteriophages and microbial interactions, genomics and phylogenetic studies, as well as microbial infections and disease research. These areas were central to their research output.

Richard Calendar's recent published papers include:

  • High-throughput mapping of the phage resistance landscape in E. coli, 2020, PLoS Biology
  • High-throughput mapping of the phage resistance landscape in E. coli, 2020, bioRxiv (Cold Spring Harbor Laboratory)

They frequently published in venues such as PLoS Biology and bioRxiv (Cold Spring Harbor Laboratory), contributing to the scientific discussion in their fields.

Throughout their career, Richard Calendar collaborated regularly with several researchers, including:

  • Vivek K. Mutalik
  • Benjamin A. Adler
  • Harneet S. Rishi
  • Denish Piya
  • Crystal Zhong

Recognition for their work included being named a Fellow of the John Simon Guggenheim Memorial Foundation in 1979.

Best Publications

  • Construction, Characterization, and Use of Two Listeria monocytogenes Site-Specific Phage Integration Vectors

    Peter Lauer;Man Yin Nora Chow;Martin J. Loessner;Daniel A. Portnoy

  • Purification and physical characterization of tyrosyl ribonucleic acid synthetases from Escherichia coli and Bacillus subtilis.

    Richard Calendar;Paul Berg

  • Novel topologically knotted DNA from bacteriophage P4 capsids: studies with DNA topoisomerases

    Leroy F. Liu;John L. Davis;Richard Calendar

  • DNA sequences of the tail fiber genes of bacteriophage P2: evidence for horizontal transfer of tail fiber genes among unrelated bacteriophages.

    E Haggård-Ljungquist;C Halling;R Calendar

  • The Catalytic Properties of Tyrosyl Ribonucleic Acid Synthetases from Escherichia coli and Bacillus subtilis

    Richard Calendar;Paul Berg

  • Complete nucleotide sequence, molecular analysis and genome structure of bacteriophage A118 of Listeria monocytogenes : implications for phage evolution

    Martin J. Loessner;Ross B. Inman;Peter Lauer;Richard Calendar

  • Characterization of REP- mutants and their interaction with P2 phage.

    Richard Calendar;Richard Calendar;Bjorn Lindqvist;Bjorn Lindqvist;Gianpiero Sironi;Gianpiero Sironi;Alvin J. Clark;Alvin J. Clark

  • d-Tyrosyl RNA: Formation, hydrolysis and utilization for protein synthesis

    Richard Calendar;Paul Berg

  • Bacteriophage lambda; abortive infection of bacteria lysogenic for phage P2.

    Gunnar Lindahl;Gianpiero Sironi;Harvey Bialy;Richard Calendar

  • Mode of DNA packing within bacteriophage heads.

    K.E. Richards;R.C. Williams;R. Calendar

  • Mechanisms of genome propagation and helper exploitation by satellite phage P4.

    B H Lindqvist;G Dehò;R Calendar

  • Genome and proteome of Listeria monocytogenes phage PSA: an unusual case for programmed + 1 translational frameshifting in structural protein synthesis.

    Markus Zimmer;Elke Sattelberger;Ross B. Inman;Richard Calendar

  • P2 phage amber mutants: Characterization by use of a polarity supressor

    Melvin G. Sunshine;Martha Thorn;Warren Gibbs;Richard Calendar

  • The Terminally Redundant, Nonpermuted Genome of Listeria Bacteriophage A511: a Model for the SPO1-Like Myoviruses of Gram-Positive Bacteria

    Jochen Klumpp;Julia Dorscht;Rudi Lurz;Regula Bielmann

  • High-throughput mapping of the phage resistance landscape in E. coli.

    Vivek K. Mutalik;Benjamin A. Adler;Harneet S. Rishi;Denish Piya

  • A common sequence motif, -E-G-Y-A-T-A-, identified within the primase domains of plasmid-encoded I- and P-type DNA primases and the alpha protein of the Escherichia coli satellite phage P4.

    B Strack;M Lessl;R Calendar;E Lanka

  • Comparative Genome Analysis of Listeria Bacteriophages Reveals Extensive Mosaicism, Programmed Translational Frameshifting, and a Novel Prophage Insertion Site

    Julia Dorscht;Jochen Klumpp;Regula Bielmann;Mathias Schmelcher

  • Bacteriophage P2 head morphogenesis: cleavage of the major capsid protein.

    Judith A. Lengyel;Richard Neal Goldstein;Margaret Marsh;Melvin G. Sunshine

  • Gene insertion and replacement in Schizosaccharomyces pombe mediated by the Streptomyces bacteriophage phiC31 site-specific recombination system.

    Thomason Lc;Calendar R;Ow Dw

  • AUTHOR'S CORRECTION Construction, Characterization, and Use of Two Listeria monocytogenes Site-Specific Phage Integration Vectors

    Peter Lauer;Yin Nora Chow;Martin J. Loessner;Daniel A. Portnoy

Frequent Co-Authors

Daniel A. Portnoy
Daniel A. Portnoy University of California, Berkeley
David W. Ow
David W. Ow Chinese Academy of Sciences
Adam P. Arkin
Adam P. Arkin Lawrence Berkeley National Laboratory
Ross B. Inman
Ross B. Inman University of Wisconsin–Madison
Alvin J. Clark
Alvin J. Clark University of Arizona
Derrick E. Fouts
Derrick E. Fouts J. Craig Venter Institute
Timothy D. Read
Timothy D. Read Emory University
Patrick S. G. Chain
Patrick S. G. Chain Los Alamos National Laboratory
Hans H. Cheng
Hans H. Cheng Agricultural Research Service

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