World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
59
Citations
12638
World Ranking
2346
National Ranking
732

James A. Walker publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where James A. Walker sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 232 publications — 59th percentile

59% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

James A. Walker D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where James A. Walker sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 59 D-Index — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

James A. Walker is affiliated with Harvard University in the United States. Their research spans multiple disciplines primarily within computer science and social sciences. Their work includes contributions to artificial intelligence, sociology, political science, clinical psychology, computer vision, and safety research.

The scientist's main fields of study are:

  • Computer Science
  • Social Sciences

Within these fields, they have focused on several subfields, including:

  • Artificial Intelligence
  • Sociology and Political Science
  • Clinical Psychology
  • Computer Vision and Pattern Recognition
  • Safety Research

Their research explores a variety of topics, notably:

  • Digital Games and Media
  • Gambling Behavior and Treatments
  • Artificial Intelligence in Games
  • AI in Service Interactions
  • Ethics and Social Impacts of AI
  • Evolutionary Algorithms and Applications
  • Language and cultural evolution

James A. Walker has published extensively in a range of venues. Their frequent publication venues include:

  • arXiv (Cornell University)
  • PLoS ONE
  • Machine Learning with Applications
  • ACM International Conference on Interactive Media Experiences
  • International Journal of Child-Computer Interaction

Recent notable papers authored or co-authored by James A. Walker include:

  • Interactive storytelling for children: A case-study of design and development considerations for ethical conversational AI, 2021, International Journal of Child-Computer Interaction
  • Inside the decentralised casino: A longitudinal study of actual cryptocurrency gambling transactions, 2020, PLoS ONE
  • Naive Mesh-to-Mesh Coloured Model Generation using 3D GANs, 2020, Proceedings of the Australasian Computer Science Week Multiconference
  • Real-time 3D tracking of swimming microbes using digital holographic microscopy and deep learning, 2024, PLoS ONE
  • Time to Die 2: Improved in-game death prediction in Dota 2, 2023, Machine Learning with Applications

Frequent collaborators of James A. Walker have included:

  • Kevin Denamganaï
  • Sondess Missaoui
  • Alan Pedrassoli Chitayat
  • Florian Block
  • Anders Drachen

Best Publications

  • New 10 μm infrared detector using intersubband absorption in resonant tunneling GaAlAs superlattices

    B. F. Levine;K. K. Choi;C. G. Bethea;J. Walker

  • Thin film shape memory alloy and method for producing

    Kaigham J. Gabriel;Mehran Mehregany;James A. Walker

  • Strong 8.2 μm infrared intersubband absorption in doped GaAs/AlAs quantum well waveguides

    B. F. Levine;R. J. Malik;J. Walker;K. K. Choi

  • Wavelength add-drop switching using tilting micromirrors

    J.E. Ford;V.A. Aksyuk;D.J. Bishop;J.A. Walker

  • GaAs MQW modulators integrated with silicon CMOS

    K.W. Goossen;J.A. Walker;L.A. D'Asaro;S.P. Hui

  • Thin-film processing of TiNi shape memory alloy

    J. A. Walker;K. J. Gabriel;Mehran Mehregany

  • Silicon modulator based on mechanically-active anti-reflection layer with 1 mbit/sec capability for fiber-in-the-loop applications

    K.W. Goossen;J.A. Walker;S.C. Arney

  • High‐detectivity D*=1.0×1010 cm √H̄z̄/W GaAs/AlGaAs multiquantum well λ=8.3 μm infrared detector

    B. F. Levine;C. G. Bethea;G. Hasnain;J. Walker

  • Multiple quantum well 10 μm GaAs/AlxGa1−xAs infrared detector with improved responsivity

    K.‐K. Choi;B. F. Levine;C. G. Bethea;J. Walker

  • Micro-mechanical, anti-reflection, switched optical modulator array and fabrication method

    Joseph Earl Ford;Keith Wayne Goossen;James Albert Walker

  • Dynamic spectral power equalization using micro-opto-mechanics

    J.E. Ford;J.A. Walker

  • HyFlex: a benchmark framework for cross-domain heuristic search

    Gabriela Ochoa;Matthew Hyde;Tim Curtois;Jose A. Vazquez-Rodriguez

  • Variation in Linguistic Systems

    James A. Walker

  • Mars optical modulators

    David John Bishop;Keith Wayne Goossen;Dennis S. Greywall;James Albert Walker

  • GaAs/AlGaAs multiquantum well infrared detector arrays using etched gratings

    G. Hasnain;B. F. Levine;C. G. Bethea;R. A. Logan

  • A tunable dispersion compensating MEMS all-pass filter

    C.K. Madsen;J.A. Walker;J.E. Ford;K.W. Goossen

  • Vertical-cavity surface-emitting lasers flip-chip bonded to gigabit-per-second CMOS circuits

    A.V. Krishnamoorthy;L.M.F. Chirovsky;W.S. Hobson;R.E. Leibengath

  • The future of MEMS in telecommunications networks

    James A Walker

  • Hybrid chip and method therefor

    Keith Wayne Goossen;James A. Walker

  • Modeling tumor invasion and metastasis in Drosophila.

    Wayne O. Miles;Nicholas J. Dyson;James A. Walker

  • Attenuation device for wavelength multiplexed optical fiber communications

    Joseph Earl Ford;David Andrew Barclay Miller;Martin C. Nuss;James Albert Walker

  • 3-D integration of MQW modulators over active submicron CMOS circuits: 375 Mb/s transimpedance receiver-transmitter circuit

    A.V. Krishnamoorthy;A.L. Lentine;K.W. Goossen;J.A. Walker

Frequent Co-Authors

Keith W. Goossen
Keith W. Goossen University of Delaware
Joseph E. Ford
Joseph E. Ford University of California, San Diego
David J. Bishop
David J. Bishop Boston University
Robert A. Street
Robert A. Street Palo Alto Research Center
Anthony L. Lentine
Anthony L. Lentine Sandia National Laboratories
Warren B. Jackson
Warren B. Jackson Palo Alto Research Center
Vladimir A. Aksyuk
Vladimir A. Aksyuk National Institute of Standards and Technology
Eugene E. Haller
Eugene E. Haller Lawrence Berkeley National Laboratory
Linda T. Romano
Linda T. Romano Palo Alto Research Center

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