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Alan N. Simmons

D-Index & Metrics

Psychology

D-Index
75
Citations
18188
World Ranking
1808
National Ranking
1062

Alan N. Simmons 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 Alan N. Simmons 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: 206 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

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

Alan N. Simmons 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 Alan N. Simmons 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: 75 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Overview

Alan N. Simmons is affiliated with the University of California, San Diego in the United States. Their research spans several interconnected fields, primarily focusing on Medicine, Neuroscience, and Psychology, with a considerable body of work across Cognitive Neuroscience, Experimental and Cognitive Psychology, Clinical Psychology, Psychiatry and Mental Health, and Neurology.

Their research interests cover a range of topics, including Functional Brain Connectivity Studies, Anxiety, Depression, Psychometrics, Treatment, and Cognitive Processes. They also explore Psychosomatic Disorders and Their Treatments, Mental Health Research Topics, Pain Management and Placebo Effect, Neural and Behavioral Psychology Studies, and Heart Rate Variability and Autonomic Control.

Alan N. Simmons has collaborated frequently with several coauthors throughout their career. Notable frequent coauthors include:

  • Irina A. Strigo (19 collaborations)
  • Katia M. Harlé (16 collaborations)
  • Andrea D. Spadoni (12 collaborations)
  • Jessica Bomyea (12 collaborations)
  • Martin P. Paulus (8 collaborations)

Their work is often published in established venues with multiple publications in each, including Biological Psychiatry, Frontiers in Pain Research, Neuropsychopharmacology, Neuromodulation Technology at the Neural Interface, and Pain.

Recent papers by Alan N. Simmons include:

  • The effects of FAAH inhibition on the neural basis of anxiety-related processing in healthy male subjects: a randomized clinical trial, 2020, Neuropsychopharmacology
  • Amplification of Positivity Treatment for Anxiety and Depression: A Randomized Experimental Therapeutics Trial Targeting Social Reward Sensitivity to Enhance Social Connectedness, 2023, Biological Psychiatry
  • External validation of an opioid misuse machine learning classifier in hospitalized adult patients, 2021, Addiction Science & Clinical Practice
  • Effects of Noninvasive Cervical Vagal Nerve Stimulation on Cognitive Performance But Not Brain Activation in Healthy Adults, 2020, Neuromodulation Technology at the Neural Interface
  • Toward Composite Pain Biomarkers of Neuropathic Pain-Focus on Peripheral Neuropathic Pain, 2022, Frontiers in Pain Research

Best Publications

  • Increased amygdala and insula activation during emotion processing in anxiety-prone subjects.

    M.P.H. Murray B. Stein;Alan N. Simmons;B.S. Justin S. Feinstein;Martin P. Paulus

  • Increased activation in the right insula during risk-taking decision making is related to harm avoidance and neuroticism.

    Martin P. Paulus;Martin P. Paulus;Corianne Rogalsky;Alan N. Simmons;Alan N. Simmons;Justin S. Feinstein

  • Nothing tastes as good as skinny feels: the neurobiology of anorexia nervosa

    Walter H. Kaye;Christina E. Wierenga;Ursula F. Bailer;Ursula F. Bailer;Alan N. Simmons;Alan N. Simmons

  • Resting-State Functional Connectivity of Subgenual Anterior Cingulate Cortex in Depressed Adolescents

    Colm G. Connolly;Jing Wu;Tiffany C. Ho;Fumiko Hoeft

  • Dose-dependent decrease of activation in bilateral amygdala and insula by lorazepam during emotion processing.

    Martin P. Paulus;Justin S. Feinstein;Gabriel Castillo;Alan N. Simmons

  • Association of major depressive disorder with altered functional brain response during anticipation and processing of heat pain.

    Irina A Strigo;Alan N Simmons;Scott C Matthews;Arthur D Bud Craig

  • Functional subdivisions within anterior cingulate cortex and their relationship to autonomic nervous system function.

    Scott C Matthews;Martin P Paulus;Alan N Simmons;Richard A Nelesen

  • Sucrose activates human taste pathways differently from artificial sweetener

    Guido K.W. Frank;Tyson A. Oberndorfer;Alan N. Simmons;Martin P. Paulus

  • Anticipation of aversive visual stimuli is associated with increased insula activation in anxiety-prone subjects.

    Alan Simmons;Irina Strigo;Scott C. Matthews;Martin P. Paulus;Martin P. Paulus

  • Exaggerated and Disconnected Insular-Amygdalar Blood Oxygenation Level-Dependent Response to Threat-Related Emotional Faces in Women with Intimate-Partner Violence Posttraumatic Stress Disorder

    Gregory A. Fonzo;Alan N. Simmons;Alan N. Simmons;Steven R. Thorp;Steven R. Thorp;Sonya B. Norman;Sonya B. Norman

  • Red Brain, Blue Brain: Evaluative Processes Differ in Democrats and Republicans

    Darren Schreiber;Darren Schreiber;Gregory A. Fonzo;Alan N. Simmons;Alan N. Simmons;Christopher T. Dawes

  • Modifying resilience mechanisms in at-risk individuals: a controlled study of mindfulness training in Marines preparing for deployment

    Douglas C. Johnson;Nathaniel J. Thom;Elizabeth A. Stanley;Lori Haase

  • Altered insula response to sweet taste processing after recovery from anorexia and bulimia nervosa.

    Tyson A. Oberndorfer;Guido K.W. Frank;Alan N. Simmons;Angela Wagner

  • Anticipation of emotionally aversive visual stimuli activates right insula.

    Alan Simmons;Scott C. Matthews;Murray B. Stein;Martin P. Paulus

  • Dorsolateral prefrontal cortex activation during emotional anticipation and neuropsychological performance in posttraumatic stress disorder.

    Robin L. Aupperle;Carolyn B. Allard;Erin M. Grimes;Alan N. Simmons

  • Escitalopram effects on insula and amygdala BOLD activation during emotional processing

    Estibaliz Arce;Alan N. Simmons;Kathryn L. Lovero;Murray B. Stein;Murray B. Stein

  • Emotion-Dependent Functional Connectivity of the Default Mode Network in Adolescent Depression

    Tiffany C. Ho;Colm G. Connolly;Eva Henje Blom;Eva Henje Blom;Kaja Z. LeWinn

  • Spinal cord stimulation in chronic pain: evidence and theory for mechanisms of action

    Jacob Caylor;Rajiv Reddy;Sopyda Yin;Christina Cui

  • Functional Activation and Neural Networks in Women with Posttraumatic Stress Disorder Related to Intimate Partner Violence

    Alan N. Simmons;Martin P. Paulus;Steven R. Thorp;Scott C. Matthews

  • Anterior Insular Cortex Anticipates Impending Stimulus Significance

    Kathryn L. Lovero;Alan N. Simmons;Alan N. Simmons;Jennifer L. Aron;Martin P. Paulus;Martin P. Paulus

  • Decreased functional coupling of the amygdala and supragenual cingulate is related to increased depression in unmedicated individuals with current major depressive disorder.

    Scott C. Matthews;Scott C. Matthews;Irina A. Strigo;Alan N. Simmons;Alan N. Simmons;Tony T. Yang

  • Selective activation of the nucleus accumbens during risk-taking decision making.

    Scott C. Matthews;Alan N. Simmons;Scott D. Lane;Martin P. Paulus;Martin P. Paulus

Frequent Co-Authors

Martin P. Paulus
Martin P. Paulus Laureate Institute for Brain Research
Scott C. Matthews
Scott C. Matthews University of California, San Diego
Irina A. Strigo
Irina A. Strigo University of California, San Francisco
Murray B. Stein
Murray B. Stein University of California, San Diego
Susan F. Tapert
Susan F. Tapert University of California, San Diego
Walter H. Kaye
Walter H. Kaye University of California, San Diego
Christina E. Wierenga
Christina E. Wierenga University of California, San Diego
Tiffany C. Ho
Tiffany C. Ho University of California, San Francisco
Dewleen G. Baker
Dewleen G. Baker University of California, San Diego
Sonya B. Norman
Sonya B. Norman University of California, San Diego

External Links

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Best Scientists Citing Alan N. Simmons

Martin P. Paulus

Martin P. Paulus

Laureate Institute for Brain Research

Publications: 132

K. Luan Phan

K. Luan Phan

The Ohio State University

Publications: 71

Murray B. Stein

Murray B. Stein

University of California, San Diego

Publications: 46

Susan F. Tapert

Susan F. Tapert

University of California, San Diego

Publications: 42

Qiyong Gong

Qiyong Gong

Sichuan University

Publications: 38

Carles Soriano-Mas

Carles Soriano-Mas

University of Barcelona

Publications: 37

Jiang Qiu

Jiang Qiu

Southwest University

Publications: 37

Ian H. Gotlib

Ian H. Gotlib

Stanford University

Publications: 37

Margaret C. McKinnon

Margaret C. McKinnon

McMaster University

Publications: 36

Jennifer L. Stewart

Jennifer L. Stewart

MIT

Publications: 36

Kerry J. Ressler

Kerry J. Ressler

Harvard University

Publications: 36

Leanne M. Williams

Leanne M. Williams

Stanford University

Publications: 34

Tiffany C. Ho

Tiffany C. Ho

University of California, San Francisco

Publications: 34

Daniel S. Pine

Daniel S. Pine

National Institutes of Health

Publications: 33

Marc Wittmann

Marc Wittmann

Institut für Grenzgebiete der Psychologie und Psychohygiene

Publications: 33

Israel Liberzon

Israel Liberzon

Texas A&M University

Publications: 32

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