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
Biology and Biochemistry 66 8416 7768 3789 3404 129 88903

Paul D. Thomas publications per year

The chart shows the history of publications by Paul D. Thomas between 1952 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Paul D. Thomas published across 74 years, from 1952 to 2025, averaging 2.9 papers a year. Output peaked at 15 publications in 2019. 12 of the 217 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1952 to 2025. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2019. 1952: 1 publication 1953: 0 publications 1954: 0 publications 1955: 0 publications 1956: 0 publications 1957: 0 publications 1958: 0 publications 1959: 0 publications 1960: 0 publications 1961: 0 publications 1962: 0 publications 1963: 0 publications 1964: 0 publications 1965: 0 publications 1966: 0 publications 1967: 0 publications 1968: 0 publications 1969: 0 publications 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 1 publication 1976: 2 publications 1977: 5 publications 1978: 4 publications 1979: 3 publications 1980: 2 publications 1981: 2 publications 1982: 0 publications 1983: 1 publication 1984: 0 publications 1985: 1 publication 1986: 2 publications 1987: 0 publications 1988: 6 publications 1989: 3 publications 1990: 3 publications 1991: 4 publications 1992: 5 publications 1993: 2 publications 1994: 1 publication 1995: 2 publications 1996: 4 publications 1997: 0 publications 1998: 1 publication 1999: 0 publications 2000: 0 publications 2001: 1 publication 2002: 1 publication 2003: 8 publications 2004: 4 publications 2005: 2 publications 2006: 2 publications 2007: 4 publications 2008: 6 publications 2009: 12 publications 2010: 13 publications 2011: 6 publications 2012: 13 publications 2013: 5 publications 2014: 6 publications 2015: 3 publications 2016: 8 publications 2017: 6 publications 2018: 6 publications 2019: 15 publications 2020: 8 publications 2021: 12 publications 2022: 4 publications 2023: 5 publications 2024: 9 publications 2025: 3 publications
1952 2025

217 publications in total across all disciplines

View publications per year as a table
Paul D. Thomas: publications per year, 1952 to 2025
Year Publications
1952 1
1953 0
1954 0
1955 0
1956 0
1957 0
1958 0
1959 0
1960 0
1961 0
1962 0
1963 0
1964 0
1965 0
1966 0
1967 0
1968 0
1969 0
1970 0
1971 0
1972 0
1973 0
1974 0
1975 1
1976 2
1977 5
1978 4
1979 3
1980 2
1981 2
1982 0
1983 1
1984 0
1985 1
1986 2
1987 0
1988 6
1989 3
1990 3
1991 4
1992 5
1993 2
1994 1
1995 2
1996 4
1997 0
1998 1
1999 0
2000 0
2001 1
2002 1
2003 8
2004 4
2005 2
2006 2
2007 4
2008 6
2009 12
2010 13
2011 6
2012 13
2013 5
2014 6
2015 3
2016 8
2017 6
2018 6
2019 15
2020 8
2021 12
2022 4
2023 5
2024 9
2025 3
Total 217
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Paul D. Thomas publications per year - data summary

  • Paul D. Thomas, a Biology and Biochemistry scholar from University of Southern California, has 217 publications recorded across 74 years, from 1952 to 2025.
  • The oldest publication on record dates to 1952 and the most recent to 2025.
  • The most productive year is 2019, with 15 publications.
  • The least productive years with any output are 1952, 1975, 1983, 1985 and others, with 1 publication each.
  • 28 of the 74 years in the span carry no publications at all (1953, 1954, 1955, 1956 and others).
  • The rate of publication averages 2.9 papers per year over the whole span, or 4.7 per year counting only the 46 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 33 publications, 15% of the career total.
  • Split into equal eras - 1952-1976: 4 publications (0.2 per year); 1977-2001: 52 publications (2.1 per year); 2002-2025: 161 publications (6.7 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Paul D. Thomas publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Paul D. Thomas sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 100 bars. Horizontal axis: publications, 47–56 to 1,028+. Vertical axis: number of scientists, 0 to 980. Most scientists, 980, have 127–136 publications. The last bar groups every scientist with 1,028 publications or more. The highlighted bar, 127–136 publications, is where this scientist sits. 47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 417 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 196 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 59 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientist 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientist 1,028+ publications: 100 scientists
47–56 publications 1,028+

This scientist: 129 publications — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

View publications distribution as a table
Number of Biology and Biochemistry scientists by publication count, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
Publications Scientists This scientist
47–56 8
57–66 35
67–76 106
77–86 231
87–96 413
97–106 546
107–116 704
117–126 848
127–136 980 129
137–146 942
147–156 969
157–166 949
167–176 951
177–186 915
187–196 787
197–206 840
207–216 733
217–226 708
227–236 651
237–246 605
247–256 510
257–266 524
267–276 434
277–286 417
287–296 350
297–306 363
307–316 315
317–326 296
327–336 261
337–346 240
347–356 219
357–366 196
367–376 154
377–386 161
387–396 155
397–406 145
407–416 124
417–426 112
427–436 132
437–446 116
447–456 99
457–466 81
467–476 91
477–486 80
487–496 80
497–506 59
507–516 36
517–526 46
527–536 54
537–546 44
547–556 43
557–566 43
567–576 42
577–586 25
587–596 34
597–606 23
607–616 33
617–626 31
627–636 27
637–646 25
647–656 28
657–666 34
667–676 18
677–686 16
687–696 10
697–706 12
707–716 21
717–726 12
727–736 12
737–746 10
747–756 7
757–766 13
767–776 15
777–786 13
787–796 9
797–806 9
807–816 7
817–826 4
827–836 9
837–846 7
847–856 3
857–866 5
867–876 5
877–886 11
887–896 3
897–906 4
907–916 7
917–926 5
927–936 6
937–946 6
947–956 3
957–966 7
967–976 2
977–986 2
987–996 1
997–1,006 5
1,007–1,016 2
1,017–1,026 2
1,027 1
1,028+ 100
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Paul D. Thomas publication distribution in Biology and Biochemistry in 2026 - data summary

  • The chart plots the publication count of all 19,587 Biology and Biochemistry scientists ranked by Research.com in 2026, grouped into 100 ranges running from 47–56 to 1,028+ publications.
  • Paul D. Thomas, a Biology and Biochemistry scholar from University of Southern California, records 129 publications - the 16th percentile of the discipline.
  • 16% of ranked Biology and Biochemistry scientists score the same or lower than Paul D. Thomas, and about 84% score higher.
  • The median of the discipline falls in the 197–206 publications range, and Paul D. Thomas ranks below the median.
  • The most crowded range is 127–136 publications, holding 980 scientists (5% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 287–296 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 1,028 publications or more, 100 scientists in all (<1% of the field).

Paul D. Thomas D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Paul D. Thomas sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 65 bars. Horizontal axis: D-Index, 40–41 to 167+. Vertical axis: number of scientists, 0 to 1,253. Most scientists, 1,253, have 58–59 D-Index. The last bar groups every scientist with 167 D-Index or more. The highlighted bar, 66–67 D-Index, is where this scientist sits. 40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 71 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40–41 D-Index 167+

This scientist: 66 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

View D-Index distribution as a table
Number of Biology and Biochemistry scientists by D-index, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
D-Index Scientists This scientist
40–41 80
42–43 183
44–45 316
46–47 504
48–49 718
50–51 899
52–53 1,025
54–55 1,149
56–57 1,235
58–59 1,253
60–61 1,162
62–63 1,130
64–65 1,031
66–67 897 66
68–69 814
70–71 714
72–73 709
74–75 596
76–77 512
78–79 473
80–81 412
82–83 373
84–85 358
86–87 285
88–89 273
90–91 227
92–93 208
94–95 193
96–97 153
98–99 157
100–101 148
102–103 120
104–105 113
106–107 100
108–109 86
110–111 67
112–113 71
114–115 73
116–117 64
118–119 53
120–121 60
122–123 54
124–125 43
126–127 38
128–129 49
130–131 26
132–133 18
134–135 23
136–137 32
138–139 32
140–141 27
142–143 19
144–145 22
146–147 12
148–149 16
150–151 14
152–153 10
154–155 13
156–157 10
158–159 7
160–161 9
162–163 13
164–165 4
166 4
167+ 98
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Paul D. Thomas D-index placement in Biology and Biochemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 19,587 Biology and Biochemistry scientists ranked by Research.com in 2026, grouped into 65 ranges running from 40–41 to 167+ D-Index.
  • Paul D. Thomas, a Biology and Biochemistry scholar from University of Southern California, records 66 D-Index - the 57th percentile of the discipline.
  • 57% of ranked Biology and Biochemistry scientists score the same or lower than Paul D. Thomas, and about 43% score higher.
  • The median of the discipline falls in the 64–65 D-Index range, and Paul D. Thomas ranks above the median.
  • The most crowded range is 58–59 D-Index, holding 1,253 scientists (6% of the field).
  • 71% of the field sits in the lowest quarter of the value range (up to 72–73 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 167 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Paul D. Thomas is affiliated with the University of Southern California in the United States. Their research primarily focuses on the field of Computer Science with contributions across several subfields, including Artificial Intelligence, Information Systems, Molecular Biology, Management Science and Operations Research, and Genetics.

The main topics covered in their work span various areas such as Data Quality and Management, Topic Modeling, Natural Language Processing Techniques, Information Retrieval and Search Behavior, Speech and Dialogue Systems, Semantic Web and Ontologies, and aspects related to Obesity, Physical Activity, and Diet.

Their recent scholarly output includes papers published in prominent venues, reflecting diverse research interests within information retrieval and conversational systems. Notable publications include:

  • "A Flexible Framework for Offline Effectiveness Metrics," 2022, Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval
  • "Differences in Language and Style Between Two Social Media Communities," 2021, Proceedings of the International AAAI Conference on Web and Social Media
  • "Report on the future conversations workshop at CHIIR 2021," 2021, ACM SIGIR Forum
  • "Theories of Conversation for Conversational IR," 2021, ACM Transactions on Information Systems
  • "Non-nutritive sweetened beverages versus water after a 52-week weight management programme: a randomised controlled trial," 2023, International Journal of Obesity

Their work has appeared in frequent publication venues such as:

  • ACM SIGIR Forum
  • arXiv (Cornell University)
  • Business Economics Sustainability Leadership and Innovation
  • Neuro-Oncology
  • Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval

In addition to journal and conference papers, Paul D. Thomas has contributed to book publications, including the title "Simulating Information Retrieval Test Collections," released by Morgan & Claypool Publishers in 2020.

The collaborative nature of their research is evident through frequent co-authorship with several researchers, notably:

  • Nick Craswell (17 publications)
  • David Hawking (14 publications)
  • Bodo Billerbeck (14 publications)
  • Josh Ellingson (3 publications)
  • Johanne R. Trippas (2 publications)

Best Publications

  • The Sequence of the Human Genome

    J. Craig Venter;Mark D. Adams;Eugene W. Myers;Peter W. Li

  • The Gene Ontology Resource: 20 years and still GOing strong

    S. Carbon;E. Douglass;N. Dunn;B. Good

  • The Gene Ontology resource: enriching a GOld mine

    Seth Carbon;Eric Douglass;Benjamin M Good

  • PANTHER: a library of protein families and subfamilies indexed by function.

    Paul D. Thomas;Michael J. Campbell;Anish Kejariwal;Huaiyu Mi

  • PANTHER version 14: more genomes, a new PANTHER GO-slim and improvements in enrichment analysis tools

    Huaiyu Mi;Anushya Muruganujan;Dustin Ebert;Xiaosong Huang;Xiaosong Huang

  • Large-scale gene function analysis with the PANTHER classification system

    Huaiyu Mi;Anushya Muruganujan;John T Casagrande;Paul D Thomas

  • InterPro: the integrative protein signature database

    Sarah Hunter;Rolf Apweiler;Teresa K. Attwood;Amos Bairoch

  • The InterPro protein families and domains database: 20 years on.

    Matthias Blum;Hsin Yu Chang;Sara Chuguransky;Tiago Grego

  • PANTHER version 11: expanded annotation data from Gene Ontology and Reactome pathways, and data analysis tool enhancements.

    Huaiyu Mi;Xiaosong Huang;Anushya Muruganujan;Haiming Tang

  • Principles of protein folding--a perspective from simple exact models.

    Ken A. Dill;Sarina Bromberg;Kaizhi Yue;Klaus M. Fiebig

  • PANTHER in 2013: modeling the evolution of gene function, and other gene attributes, in the context of phylogenetic trees

    Huaiyu Mi;Anushya Muruganujan;Paul D. Thomas

  • InterPro in 2017-beyond protein family and domain annotations

    Robert D. Finn;Teresa K. Attwood;Patricia C. Babbitt;Alex Bateman

  • InterPro in 2019: improving coverage, classification and access to protein sequence annotations.

    Alex L. Mitchell;Teresa K. Attwood;Patricia C. Babbitt;Matthias Blum

  • The InterPro protein families database: the classification resource after 15 years

    Alex L. Mitchell;Hsin-Yu Chang;Louise C. Daugherty;Matthew Fraser

  • The MEROPS database of proteolytic enzymes, their substrates and inhibitors in 2017 and a comparison with peptidases in the PANTHER database

    Neil D Rawlings;Alan J Barrett;Paul D Thomas;Xiaosong Huang

  • InterPro in 2011: new developments in the family and domain prediction database

    Sarah Hunter;Philip Jones;Alex Mitchell;Rolf Apweiler

  • Protocol Update for large-scale genome and gene function analysis with the PANTHER classification system (v.14.0)

    Huaiyu Mi;Anushya Muruganujan;Xiaosong Huang;Xiaosong Huang;Dustin Ebert

  • PANTHER version 16: a revised family classification, tree-based classification tool, enhancer regions and extensive API.

    Huaiyu Mi;Dustin Ebert;Anushya Muruganujan;Caitlin Mills

  • The PANTHER database of protein families, subfamilies, functions and pathways.

    Huaiyu Mi;Betty Lazareva-Ulitsky;Rozina Loo;Anish Kejariwal

  • PANTHER version 10: expanded protein families and functions, and analysis tools

    Huaiyu Mi;Sagar Poudel;Anushya Muruganujan;John T. Casagrande

Frequent Co-Authors

Christopher J. Mungall
Christopher J. Mungall Lawrence Berkeley National Laboratory
Michael J. Abramson
Michael J. Abramson Monash University
Adrian J. Lowe
Adrian J. Lowe University of Melbourne
Suzanna E. Lewis
Suzanna E. Lewis Lawrence Berkeley National Laboratory
Pascale Gaudet
Pascale Gaudet Swiss Institute of Bioinformatics
Judith A. Blake
Judith A. Blake Edith Cowan University
Christophe Dessimoz
Christophe Dessimoz University College London
Alex Bateman
Alex Bateman European Bioinformatics Institute
Melanie C. Matheson
Melanie C. Matheson University of Melbourne
Peer Bork
Peer Bork European Molecular Biology Laboratory

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