World's Best Scientists 2026 revealed!
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Mathematics
USA
2026

D-Index & Metrics

Computer Science

D-Index
100
Citations
38570
World Ranking
373
National Ranking
205

Mathematics

D-Index
103
Citations
40373
World Ranking
43
National Ranking
31

Ward Whitt 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 Ward Whitt 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: 82 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: 406 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Ward Whitt 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 Ward Whitt 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: 137 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: 103 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Mathematics in United States Leader Award
  • 2025 - Research.com Mathematics in United States Leader Award
  • 2002 - Fellow of the Institute for Operations Research and the Management Sciences (INFORMS)
  • 2001 - INFORMS John von Neumann Theory Prize
  • 1996 - Member of the National Academy of Engineering For advances in understanding and analyzing complex queues and queuing networks, leading to improved telecommunications systems.

Overview

Ward Whitt is affiliated with Columbia University in the United States. Their research primarily spans fields in Business, Management and Accounting, and Decision Sciences with notable subfields including Management Information Systems, Management Science and Operations Research, Statistics and Probability, Electrical and Electronic Engineering, as well as Geriatrics and Gerontology.

Their main research topics include Advanced Queuing Theory Analysis, Probability and Risk Models, Random Matrices and Applications, Simulation Techniques and Applications, Frailty in Older Adults, Healthcare Operations and Scheduling Optimization, and Statistical Distribution Estimation and Applications.

Frequent co-authors of Ward Whitt include Yan Chen, Kerry Fendick, Wei You, Sara Hardy, and Lee M. Hemminger.

Their research has been published in several venues, most notably in Queueing Systems, where they have contributed extensively. Other frequent publication venues include Operations Research Letters, Journal of Geriatric Oncology, Naval Research Logistics (NRL), and Journal of Applied Probability.

Notable recent papers authored or co-authored by Ward Whitt include:

  • A robust queueing network analyzer based on indices of dispersion, 2021, Naval Research Logistics (NRL)
  • Heavy-traffic limits for stationary network flows, 2020, Queueing Systems

Other significant papers in related collaborations include:

  • Algorithms for the upper bound mean waiting time in the GI/GI/1 queue, 2020, Queueing Systems
  • Queues with path-dependent arrival processes, 2021, Journal of Applied Probability
  • Extremal GI/GI/1 queues given two moments: exploiting Tchebycheff systems, 2020, Queueing Systems

Ward Whitt's research work involves mathematical and statistical modeling of complex queueing networks and stochastic systems, with applications across telecommunications and operations research domains.

They have been recognized with several awards, including membership in the National Academy of Engineering in 1996 for contributions to understanding and analyzing complex queues and queuing networks. They were named Fellow of the Institute for Operations Research and the Management Sciences (INFORMS) in 2002 and received the INFORMS John von Neumann Theory Prize in 2001.

Best Publications

  • Stochastic-process limits : an introduction to stochastic-process limits and their application to queues

    Ward Whitt

  • Comparison methods for queues and other stochastic models

    Ward Whitt;Dietrich Stoyan;Daryl J. Daley

  • The Queueing Network Analyzer

    W. Whitt

  • Characterizing Superposition Arrival Processes in Packet Multiplexers for Voice and Data

    K. Sriram;W. Whitt

  • Heavy-Traffic Limits for Queues with Many Exponential Servers

    Shlomo Halfin;Ward Whitt

  • The Fourier-series method for inverting transforms of probability distributions

    Joseph Abate;Ward Whitt

  • Numerical Inversion of Laplace Transforms of Probability Distributions

    Joseph Abate;Ward Whitt

  • Fitting mixtures of exponentials to long-tail distributions to analyze network performance models

    Anja Feldmann;Ward Whitt

  • Approximating a Point Process by a Renewal Process, I: Two Basic Methods

    Ward Whitt

  • A Unified Framework for Numerically Inverting Laplace Transforms

    Joseph Abate;Ward Whitt

  • Multiple channel queues in heavy traffic. I

    Donald L. Iglehart;Ward Whitt

  • APPROXIMATIONS FOR THE GI/G/m QUEUE

    Ward Whitt

  • Some Useful Functions for Functional Limit Theorems

    Ward Whitt

  • Logarithmic asymptotics for steady-state tail probabilities in a single-server queue

    Peter W. Glynn;Ward Whitt

  • Coping with Time‐Varying Demand When Setting Staffing Requirements for a Service System

    Linda V. Green;Peter J. Kolesar;Ward Whitt

  • Blocking when service is required from several facilities simultaneously

    W. Whitt

  • A Staffing Algorithm for Call Centers with Skill-Based Routing

    Rodney B. Wallace;Ward Whitt

  • Squeezing the Most Out of ATM

    G.L. Choudhury;D.M. Lucantoni;W. Whitt

  • Server Staffing to Meet Time-Varying Demand

    Otis B. Jennings;Avishai Mandelbaum;William A. Massey;Ward Whitt

  • Deciding Which Queue to Join: Some Counterexamples

    Ward Whitt

Frequent Co-Authors

Peter W. Glynn
Peter W. Glynn Stanford University
Kin K. Leung
Kin K. Leung Imperial College London
R. Srikant
R. Srikant University of Illinois at Urbana-Champaign
Nick Duffield
Nick Duffield Texas A&M University
Benjamin Melamed
Benjamin Melamed Rutgers, The State University of New Jersey
Avishai Mandelbaum
Avishai Mandelbaum Technion – Israel Institute of Technology
Michel Mandjes
Michel Mandjes Leiden University
Anja Feldmann
Anja Feldmann Max Planck Society
Peter Donnelly
Peter Donnelly University of Oxford

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