World's Best Scientists 2026 revealed!

D-Index & Metrics

Mathematics

D-Index
39
Citations
9636
World Ranking
2139
National Ranking
145

Computer Science

D-Index
39
Citations
9642
World Ranking
9563
National Ranking
595

Oliver Riordan publication distribution in Mathematics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mathematics in 2026. The highlighted bar marks where Oliver Riordan sits on this spectrum.

42–46 publications: 3 scientists 47–51 publications: 5 scientists 52–56 publications: 7 scientists 57–61 publications: 20 scientists 62–66 publications: 14 scientists 67–71 publications: 25 scientists 72–76 publications: 19 scientists 77–81 publications: 35 scientists 82–86 publications: 50 scientists 87–91 publications: 60 scientists 92–96 publications: 86 scientists 97–101 publications: 84 scientists 102–106 publications: 83 scientists 107–111 publications: 90 scientists 112–116 publications: 99 scientists 117–121 publications: 90 scientists 122–126 publications: 91 scientists 127–131 publications: 109 scientists 132–136 publications: 110 scientists 137–141 publications: 98 scientists 142–146 publications: 112 scientists 147–151 publications: 102 scientists 152–156 publications: 88 scientists 157–161 publications: 106 scientists 162–166 publications: 83 scientists 167–171 publications: 102 scientists 172–176 publications: 77 scientists 177–181 publications: 81 scientists 182–186 publications: 78 scientists 187–191 publications: 71 scientists 192–196 publications: 92 scientists 197–201 publications: 64 scientists 202–206 publications: 69 scientists 207–211 publications: 64 scientists 212–216 publications: 62 scientists 217–221 publications: 58 scientists 222–226 publications: 53 scientists 227–231 publications: 50 scientists 232–236 publications: 46 scientists 237–241 publications: 46 scientists 242–246 publications: 46 scientists 247–251 publications: 43 scientists 252–256 publications: 29 scientists 257–261 publications: 45 scientists 262–266 publications: 30 scientists 267–271 publications: 33 scientists 272–276 publications: 34 scientists 277–281 publications: 30 scientists 282–286 publications: 31 scientists 287–291 publications: 21 scientists 292–296 publications: 34 scientists 297–301 publications: 26 scientists 302–306 publications: 10 scientists 307–311 publications: 17 scientists 312–316 publications: 23 scientists 317–321 publications: 13 scientists 322–326 publications: 16 scientists 327–331 publications: 26 scientists 332–336 publications: 13 scientists 337–341 publications: 13 scientists 342–346 publications: 16 scientists 347–351 publications: 17 scientists 352–356 publications: 12 scientists 357–361 publications: 18 scientists 362–366 publications: 18 scientists 367–371 publications: 9 scientists 372–376 publications: 11 scientists 377–381 publications: 8 scientists 382–386 publications: 8 scientists 387–391 publications: 9 scientists 392–396 publications: 9 scientists 397–401 publications: 8 scientists 402–406 publications: 11 scientists 407–411 publications: 6 scientists 412–416 publications: 6 scientists 417–421 publications: 9 scientists 422–426 publications: 8 scientists 427–431 publications: 5 scientists 432–436 publications: 8 scientists 437–441 publications: 8 scientists 442–446 publications: 4 scientists 447–451 publications: 4 scientists 452–456 publications: 4 scientists 457–461 publications: 2 scientists 462–466 publications: 2 scientists 467–471 publications: 4 scientists 472–476 publications: 3 scientists 477–481 publications: 3 scientists 482–486 publications: 6 scientists 487–491 publications: 3 scientists 492–496 publications: 5 scientists 497–501 publications: 5 scientists 502–506 publications: 1 scientists 507–511 publications: 6 scientists 512–516 publications: 4 scientists 517–521 publications: 1 scientists 522–526 publications: 3 scientists 527–531 publications: 1 scientists 532–536 publications: 4 scientists 537+ publications: 100 scientists
42 publications 537+

This scientist: 118 publications — 20th percentile

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

The last bar groups every scientist with 537 publications or more.

Oliver Riordan D-index placement in Mathematics in 2026

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

30 D-Index: 174 scientists 31 D-Index: 151 scientists 32 D-Index: 174 scientists 33 D-Index: 117 scientists 34 D-Index: 136 scientists 35 D-Index: 127 scientists 36 D-Index: 145 scientists 37 D-Index: 153 scientists 38 D-Index: 150 scientists 39 D-Index: 150 scientists 40 D-Index: 138 scientists 41 D-Index: 136 scientists 42 D-Index: 93 scientists 43 D-Index: 108 scientists 44 D-Index: 115 scientists 45 D-Index: 112 scientists 46 D-Index: 103 scientists 47 D-Index: 75 scientists 48 D-Index: 59 scientists 49 D-Index: 67 scientists 50 D-Index: 60 scientists 51 D-Index: 57 scientists 52 D-Index: 59 scientists 53 D-Index: 62 scientists 54 D-Index: 60 scientists 55 D-Index: 50 scientists 56 D-Index: 42 scientists 57 D-Index: 54 scientists 58 D-Index: 50 scientists 59 D-Index: 42 scientists 60 D-Index: 41 scientists 61 D-Index: 35 scientists 62 D-Index: 40 scientists 63 D-Index: 21 scientists 64 D-Index: 31 scientists 65 D-Index: 27 scientists 66 D-Index: 29 scientists 67 D-Index: 19 scientists 68 D-Index: 25 scientists 69 D-Index: 17 scientists 70 D-Index: 18 scientists 71 D-Index: 12 scientists 72 D-Index: 14 scientists 73 D-Index: 13 scientists 74 D-Index: 18 scientists 75 D-Index: 9 scientists 76 D-Index: 11 scientists 77 D-Index: 10 scientists 78 D-Index: 9 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 10 scientists 82 D-Index: 5 scientists 83 D-Index: 5 scientists 84 D-Index: 13 scientists 85 D-Index: 6 scientists 86+ D-Index: 99 scientists
30 D-Index 86+

This scientist: 39 D-Index — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 86 D-Index or more.

Overview

Oliver Riordan is affiliated with the University of Oxford in the United Kingdom and conducts research primarily in the field of Mathematics.

The main research areas include:

  • Limits and Structures in Graph Theory
  • Environmental Education and Sustainability
  • Advanced Graph Theory Research
  • Stochastic processes and statistical mechanics
  • Climate Change Communication and Perception
  • Behavioral Health and Interventions
  • Graph theory and applications

Their subfields of study cover:

  • Discrete Mathematics and Combinatorics
  • Computational Theory and Mathematics
  • Management, Monitoring, Policy and Law
  • Mathematical Physics
  • Geometry and Topology

Oliver Riordan has authored several recent research papers, including:

  • "Random cliques in random graphs and sharp thresholds for F$$ F $$-factors," 2022, published in Random Structures and Algorithms
  • "Combinatorics, Probability and Computing," 2023, published in Oberwolfach Reports
  • "Addressing illegal practices: intergenerational transfer and creative engagement as a way to compensate boomerang effects," 2023, published in Frontiers in Communication
  • "How does the chromatic number of a random graph vary?," 2023, published in Journal of the London Mathematical Society
  • "How does embracing an outdoor lifestyle and sense of responsibility impact plastic reduction efforts?," 2024, published in Frontiers in Sustainability

The frequent co-authors collaborating with Oliver Riordan include:

  • Isabel Richter
  • Michael Krivelevich
  • Angelika Steger
  • Annika Heckel
  • Tomasz Przybyłowski

Oliver Riordan has contributed to multiple publications in various venues, with the most frequent being:

  • Oberwolfach Reports
  • arXiv (Cornell University)
  • Random Structures and Algorithms
  • Frontiers in Communication
  • Journal of the London Mathematical Society

Best Publications

  • The degree sequence of a scale-free random graph process

    Béla Bollobás;Oliver Riordan;Joel Spencer;Gábor Tusnády

  • The phase transition in inhomogeneous random graphs

    Béla Bollobás;Svante Janson;Oliver Riordan

  • The Diameter of a Scale-Free Random Graph

    Bélaa Bollobás;Oliver Riordan

  • Mathematical results on scale‐free random graphs

    Béla Bollobás;Béla Bollobás;Oliver M. Riordan

  • Directed scale-free graphs

    Béla Bollobás;Christian Borgs;Jennifer Chayes;Oliver Riordan

  • Robustness and Vulnerability of Scale-Free Random Graphs

    Béla Bollobás;Oliver Riordan

  • Explosive percolation is continuous.

    Oliver Riordan;Lutz Warnke

  • A polynomial of graphs on surfaces

    Béla Bollobás;Oliver Riordan

  • The critical probability for random Voronoi percolation in the plane is 1/2

    Béla Bollobás;Béla Bollobás;Oliver Riordan;Oliver Riordan

  • Vertex-distinguishing edge colorings of graphs

    P. N. Balister;O. M. Riordan;R. H. Schelp

  • Nonrepetitive colorings of graphs

    Noga Alon;Jaroslaw Grytczuk;Mariusz Hałuszczak;Oliver Riordan

  • The phase transition in inhomogeneous random graphs

    Bela Bollobas;Svante Janson;Oliver Riordan

  • A Polynomial Invariant of Graphs On Orientable Surfaces

    Béla Bollobás;Oliver Riordan

  • Metrics for sparse graphs

    B. Bollobás;O. Riordan

  • A Tutte Polynomial for Coloured Graphs

    Béla Bollobás;Oliver Riordan

  • Sparse graphs: Metrics and random models

    Béla Bollobás;Oliver Riordan

  • The diameter of sparse random graphs

    Oliver Riordan;Nicholas Wormald

  • Percolation on dense graph sequences.

    Béla Bollobás;Christian Borgs;Jennifer T. Chayes;Oliver Riordan

  • Spanning Subgraphs of Random Graphs

    Oliver Riordan

  • The consequences of Zipf's law for syntax and symbolic reference

    Ramon Ferrer i Cancho;Oliver Riordan;Béla Bollobás

  • Nonrepetitive colorings of graphs

    Noga Alon;Jarosław Grytczuk

Frequent Co-Authors

Béla Bollobás
Béla Bollobás University of Memphis
Svante Janson
Svante Janson Uppsala University
Paul Balister
Paul Balister University of Oxford
Christian Borgs
Christian Borgs University of California, Berkeley
Jennifer Chayes
Jennifer Chayes University of California, Berkeley
József Balogh
József Balogh University of Illinois at Urbana-Champaign
Benny Sudakov
Benny Sudakov ETH Zurich
Joel Spencer
Joel Spencer Courant Institute of Mathematical Sciences
Walter J. Freeman
Walter J. Freeman University of California, Berkeley

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