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Psychology

D-Index
54
Citations
8816
World Ranking
4674
National Ranking
2591

Michael B. Hennessy publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Michael B. Hennessy sits on this spectrum.

31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31 publications 705+

This scientist: 157 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

Michael B. Hennessy D-index placement in Psychology in 2026

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

30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30 D-Index 144+

This scientist: 54 D-Index — 61st percentile

61% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

Overview

Michael B. Hennessy is a researcher affiliated with Wright State University in the United States. Their work focuses primarily on the fields of neuroscience and psychology, with particular attention to behavioral neuroscience and social psychology. The scientist's research spans several closely related subfields, including biological psychiatry, neurology, and applied psychology.

Hennessy's research addresses topics central to understanding stress and neuroendocrine mechanisms, covering areas such as stress responses and cortisol regulation, neuroendocrine regulation and behavior, and the role of tryptophan in brain disorders. Additional focus areas include behavioral health and interventions, human-animal interaction studies, neuroinflammation and neurodegeneration mechanisms, as well as memory and neural mechanisms.

The researcher has contributed to publications in several academic journals, including multiple papers in Developmental Psychobiology. Other frequent venues of publication are Current Opinion in Behavioral Sciences, Animals, Behavioral Neuroscience, and Stress.

  • Sensitive phases in the development of rodent social behavior, 2020, Current Opinion in Behavioral Sciences
  • Psychological Stress, Its Reduction, and Long-Term Consequences: What Studies with Laboratory Animals Might Teach Us about Life in the Dog Shelter, 2020, Animals
  • Presence of mother prompts dissociation of sickness behavior, fever, and hypothalamic gene expression in lipopolysaccharide-injected guinea pig pups, 2020, Developmental Psychobiology
  • Social buffering of plasma corticosterone and amygdala responses of young rats following exposure to periorbital shock: Implications for eyeblink conditioning development, 2021, Behavioral Neuroscience
  • Sensitization of depressive-like behavior is attenuated by disruption of prostaglandin synthesis days following brief early attachment-figure isolation, 2022, Developmental Psychobiology

Frequent collaborators in Hennessy's work include Patricia A. Schiml, Terrence Deak, Andrea L. Molina, Norbert Sachser, and Tobias D. Zimmermann.

Best Publications

  • Social buffering of the stress response: diversity, mechanisms, and functions.

    Michael B. Hennessy;Sylvia Kaiser;Norbert Sachser

  • Plasma Cortisol Levels of Dogs at a County Animal Shelter

    Michael B Hennessy;Harry N Davis;Michael T Williams;Carolyn Mellott

  • Influence of male and female petters on plasma cortisol and behaviour: can human interaction reduce the stress of dogs in a public animal shelter?

    Michael B Hennessy;Michael T. Williams;Deborah D Miller;Chet W Douglas

  • Behavioral and glucocorticoid responses of adult domestic dogs (Canis familiaris) to companionship and social separation

    Davis S. Tuber;Michael B. Hennessy;Suzanne Sanders;Julia A. Miller

  • Hypothalamic-pituitary-adrenal responses to brief social separation.

    Michael B Hennessy

  • Sensitive Pituitary-Adrenal Responsiveness to Varying Intensities of Psychological Stimulation

    Michael B. Hennessy;Seymour Levine

  • Behavior and cortisol levels of dogs in a public animal shelter, and an exploration of the ability of these measures to predict problem behavior after adoption

    Michael B Hennessy;Victoria L Voith;Samuel J Mazzei;Jeff Buttram

  • Plasma corticosterone concentrations sensitively reflect levels of stimulus intensity in the rat.

    Michael B. Hennessy;John P. Heybach;Joan Vernikos;Seymour Levine

  • Behavioural profiles are shaped by social experience: when, how and why

    Norbert Sachser;Sylvia Kaiser;Michael B. Hennessy

  • Adaptive modulation of behavioural profiles by social stress during early phases of life and adolescence.

    Norbert Sachser;Michael B. Hennessy;Sylvia Kaiser

  • Dogs in Animal Shelters: Problems, Suggestions, and Needed Expertise

    David S. Tuber;Deborah D. Miller;Kimberly A. Caris;Robin Halter

  • Human interaction moderates plasma cortisol and behavioral responses of dogs to shelter housing

    Matthew D. Shiverdecker;Patricia A. Schiml;Michael B. Hennessy

  • Responses of infant Titi monkeys, Callicebus moloch, to removal of one or both parents: Evidence for paternal attachment

    Kurt A. Hoffman;Sally P. Mendoza;Michael B. Hennessy;William A. Mason

  • Comparative studies of social buffering: A consideration of approaches, terminology, and pitfalls.

    Yasushi Kiyokawa;Michael B. Hennessy

  • Cortisol responses and social buffering: A study throughout the life span

    Michael B. Hennessy;Gudrun Hornschuh;Sylvia Kaiser;Norbert Sachser

  • Sociality and sickness: Have cytokines evolved to serve social functions beyond times of pathogen exposure?

    Michael B. Hennessy;Terrence Deak;Patricia A. Schiml

  • Endocrine sensitivity to novelty in squirrel monkeys and titi monkeys: Species differences in characteristic modes of responding to the environment

    Michael B. Hennessy;Sally P. Mendoza;William A. Mason;Gary P. Moberg

  • Using hypothalamic–pituitary–adrenal measures for assessing and reducing the stress of dogs in shelters: A review

    Michael B. Hennessy

  • Hormonal and Behavioral Attachment Responses in Infant Guinea Pigs

    Michael B. Hennessy;Robyn L. Ritchey

  • Factors influencing cortisol and behavioral responses to maternal separation in guinea pigs.

    Michael B. Hennessy;Laura Moorman

  • Stress-induced sickness behaviors: an alternative hypothesis for responses during maternal separation.

    Michael B. Hennessy;Terrence Deak;Patricia A. Schiml-Webb

Frequent Co-Authors

Terrence Deak
Terrence Deak Binghamton University
Seymour Levine
Seymour Levine Stanford University
Norbert Sachser
Norbert Sachser University of Münster
Michael T. Williams
Michael T. Williams University of Cincinnati Medical Center
Sally P. Mendoza
Sally P. Mendoza University of California, Davis
Joanne Weinberg
Joanne Weinberg University of British Columbia
John P. Capitanio
John P. Capitanio University of California, Davis
William A. Mason
William A. Mason University of California, Davis
Larry W. Swanson
Larry W. Swanson University of Southern California
Harvey H. Feder
Harvey H. Feder Rutgers, The State University of New Jersey

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