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Psychology

Psychiatry and Psychology · NLM MeSH · updated 2026-11-04 · version 1

Citations verified against PubMedNot yet clinician-reviewed10 referencesApproximately 4 min read

The science dealing with the study of mental processes and behavior in man and animals.

Table of Contents

1. Definition2. Research landscape3. Reading the evidence4. Open-access studies5. Key reviews6. Full-text reviews7. References8. About this article

Definition and research guide

This page combines a MeSH definition, publication statistics and selected research abstracts. It is a starting point for reading the literature, not a medical textbook or a systematic evidence review.

Content available: 4 complete abstracts (845 words), 10 references. Full article text is not stored or reproduced here; follow the PMID, DOI or PMC links to read the original sources and their access terms.

Definition

The science dealing with the study of mental processes and behavior in man and animals.

Definition: NLM Medical Subject Headings (MeSH) scope note (Public domain (U.S. National Library of Medicine); attribution requested). View the MeSH record.

Also known as: Psychological Factors; Factor, Psychological; Psychological Factor; Factors, Psychological; Side Effects, Psychological; Psychological Side Effect; Side Effect, Psychological; Psychological Side Effects.

Where it fits in the MeSH classification

Broader topics
Behavioral Sciences
Narrower topics
Cognitive Psychology; Cognitive Science; Economics, Behavioral; Environmental Psychology; Ethnopsychology; Forensic Psychology; Psychology, Adolescent; Psychology, Child; Psychology, Clinical; Psychology, Comparative; Psychology, Developmental; Psychology, Educational; Psychology, Experimental; Psychology, Industrial

Research landscape

PubMed indexes 73,416 records tagged with the MeSH heading “Psychology” (counts retrieved 2026-11-04). 6,300 of them (8.6%) were published from 2020 onward, and the busiest period so far is through 1999 with 36,023 records.

Reviews account for 6,915 records (9.4%) and meta-analyses for 267. Randomized controlled trials number 1,177 (1.6%) as a share of all records on the topic. Randomized trials make up only a small share of this literature, so much of what is known comes from laboratory, observational or descriptive work.

PubMed records by publication periodthrough 1999: 36,023 records; 2000-2009: 16,663 records; 2010-2019: 14,430 records; 2020 onward: 6,300 records36,023through 199916,6632000-200914,4302010-20196,3002020 onward
Records in PubMed indexed with this heading, by publication period. Real counts from NCBI E-utilities; the final period covers only part of the current year. Volume reflects how much has been published, not how strong the evidence is.
Show the data
PeriodRecords
through 199936,023
2000-200916,663
2010-201914,430
2020 onward6,300
Share of records by publication typeReviews: 9.4 percent; Meta-analyses: 0.4 percent; Randomized controlled trials: 1.6 percentReviews9.4% (6,915)Meta-analyses0.4% (267)Randomized controlled trials1.6% (1,177)
Share of all PubMed records on this heading that carry each publication type. Types overlap with other records, so the shares do not sum to 100%.
Publication-type chart data
Publication types among 73,416 PubMed records
TypeRecordsShare
Reviews6,9159.4%
Meta-analyses2670.4%
Randomized controlled trials1,1771.6%

Method: PubMed query "Psychology"[MeSH Terms] with publication-type and date filters, retrieved 2026-11-04.

Reading the evidence in psychiatry and psychology

Research on mental health and behaviour relies on questionnaires, interviews and rating scales rather than physical measurements, so how a condition was defined and measured shapes every result. Many studies are observational or small, placebo responses can be large, and findings in one group or culture may not carry over to another. Nothing on this page is advice about diagnosis or treatment; anyone worried about their mental health should talk to a qualified clinician. Check how outcomes were measured, who took part and how long they were followed.

Evidence from open-access studies

These open-access studies come from PubMed’s best-match results for this heading (papers whose main topic it is), ranked here by citation count, with one recent addition. Each abstract is reproduced in full under its recorded open licence so that you can read the authors’ own words. They illustrate the literature; they are not a systematic summary of it. Citation counts measure attention, not reliability or clinical benefit.

Study comparison — selected abstracts, not a systematic review
Study / authorsYearSource label / designEurope PMC citationsLicence / source
Applications of Artificial Intelligence in Psychiatry and Psychology Education: Scoping Review
Prégent J, Chung VH, El Adib I, Désilets M, Hudon A
2025Research article
Design not recorded in structured metadata
11cc by
PMID 40720804 · DOI · PMC12340458
AI and Machine Learning Terminology in Medicine, Psychology, and Social Sciences: Tutorial and Practical Recommendations
Cao B, Greiner R, Greenshaw A, Sui J
2025Review article
Design not recorded in structured metadata
6cc by
PMID 40825233 · DOI · PMC12360722
Differences in psychologists' cognitive traits are associated with scientific divides
Sulik J, Rim N, Pontikes E, Evans J, Lupyan G
2025Research article
Design not recorded in structured metadata
5cc by
PMID 40246997 · DOI · PMC12185325
Redefining power in social psychology
Bettache K, A Travaglino G, Beattie P
2026Research article
Design not recorded in structured metadata
2cc by
PMID 41383148 · DOI · PMC12699290

Applications of Artificial Intelligence in Psychiatry and Psychology Education: Scoping Review [1]

Research article Prégent J, Chung VH, El Adib I, Désilets M, Hudon A · · 2025 · cited 11 times (Europe PMC)

Abstract reading summary — source excerpts
Opening excerpt
BackgroundArtificial intelligence (AI) is increasingly integrated into health care, including psychiatry and psychology.
Closing excerpt
This review underscores the importance of interdisciplinary collaboration to ensure the safe, equitable, and meaningful adoption of AI in mental health education.
Interpretation limits
Verbatim excerpts from the authors’ abstract; the closing excerpt may describe a finding, limitation or recommendation. Design, population, effect size and uncertainty have not been independently extracted or appraised. Read the complete abstract and linked paper before interpreting the findings.
Read complete abstract (355 words)

BackgroundArtificial intelligence (AI) is increasingly integrated into health care, including psychiatry and psychology. In educational contexts, AI offers new possibilities for enhancing clinical reasoning, personalizing content delivery, and supporting professional development. Despite this emerging interest, a comprehensive understanding of how AI is currently used in mental health education, and the challenges associated with its adoption, remains limited.ObjectiveThis scoping review aimed to identify and characterize current applications of AI in the teaching and learning of psychiatry and psychology. It also sought to document reported facilitators of and barriers to the integration of AI within educational contexts.MethodsA systematic search was conducted across 6 electronic databases (MEDLINE, PubMed, Embase, PsycINFO, EBM Reviews, and Google Scholar) from inception to October 2024. The review followed Preferred Reporting Items for Systematic Reviews and Meta-Analyses Extension for Scoping Reviews (PRISMA-ScR) guidelines. Studies were included if they focused on psychiatry or psychology, described the use of an AI tool, and discussed at least 1 facilitator of or barrier to its use in education. Data were extracted on study characteristics, population, AI application, educational outcomes, facilitators, and barriers. Study quality was appraised using several design-appropriate tools.ResultsFrom 6219 records, 10 (0.2%) studies met the inclusion criteria. Eight categories of AI applications were identified: clinical decision support, educational content creation, therapeutic tools and mental health monitoring, administrative and research assistance, natural language processing (NLP), program/policy development, students' study aid, and professional development. Key facilitators included the availability of AI tools, positive learner attitudes, digital infrastructure, and time-saving features. Barriers included limited AI training, ethical concerns, lack of digital literacy, algorithmic opacity, and insufficient curricular integration. The overall methodological quality of included studies was moderate to high.ConclusionsAI is being used across a range of educational functions in psychiatry and psychology, from clinical training to assessment and administrative support. Although the potential for enhancing learning outcomes is clear, its successful integration requires addressing ethical, technical, and pedagogical barriers. Future efforts should focus on AI literacy, faculty development, and institutional policies to guide responsible and effective use. This review underscores the importance of interdisciplinary collaboration to ensure the safe, equitable, and meaningful adoption of AI in mental health education.

Abstract reproduced from the open-access article under the recorded cc by licence; © the authors. PMID 40720804 · DOI · PMC12340458

AI and Machine Learning Terminology in Medicine, Psychology, and Social Sciences: Tutorial and Practical Recommendations [2]

Review article Cao B, Greiner R, Greenshaw A, Sui J · · 2025 · cited 6 times (Europe PMC)

Abstract reading summary — source excerpts
Opening excerpt
UnlabelledRecent applications of artificial intelligence (AI) and machine learning in medicine, psychology, and social sciences have led to common terminological confusions.
Closing excerpt
We provide evidence-based recommendations for terminology use that can facilitate clearer communication among researchers from different disciplines and between the research community and the public, ultimately advancing the rigorous application of AI in medicine, psychology, and social sciences.
Interpretation limits
Verbatim excerpts from the authors’ abstract; the closing excerpt may describe a finding, limitation or recommendation. Design, population, effect size and uncertainty have not been independently extracted or appraised. Read the complete abstract and linked paper before interpreting the findings.
Read complete abstract (149 words)

UnlabelledRecent applications of artificial intelligence (AI) and machine learning in medicine, psychology, and social sciences have led to common terminological confusions. In this paper, we review emerging evidence from systematic reviews documenting widespread misuse of key terms, particularly "prediction" being applied to studies merely demonstrating association or retrospective analysis. We clarify when "prediction" should be used and recommend using "prospective prediction" for future prediction; explain validation procedures essential for model generalizability; discuss overfitting and generalization in machine learning and traditional regression methods; clarify relationships between features, independent variables, predictors, risk factors, and causal factors; and clarify the hierarchical relationship between AI, machine learning, deep learning, large language models, and generative AI. We provide evidence-based recommendations for terminology use that can facilitate clearer communication among researchers from different disciplines and between the research community and the public, ultimately advancing the rigorous application of AI in medicine, psychology, and social sciences.

Abstract reproduced from the open-access article under the recorded cc by licence; © the authors. PMID 40825233 · DOI · PMC12360722

Differences in psychologists' cognitive traits are associated with scientific divides [3]

Research article Sulik J, Rim N, Pontikes E, Evans J, Lupyan G · · 2025 · cited 5 times (Europe PMC)

Abstract reading summary — source excerpts
Opening excerpt
Scientific research is often characterized by schools of thought.
Closing excerpt
These findings support the idea that divisions in scientific fields reflect differences in the researchers themselves, hinting that some divisions may be more difficult to bridge than suggested by a traditional view of data-driven scientific consensus.
Interpretation limits
Verbatim excerpts from the authors’ abstract; the closing excerpt may describe a finding, limitation or recommendation. Design, population, effect size and uncertainty have not been independently extracted or appraised. Read the complete abstract and linked paper before interpreting the findings.
Read complete abstract (149 words)

Scientific research is often characterized by schools of thought. We investigate whether these divisions are associated with differences in researchers' cognitive traits such as tolerance for ambiguity. These differences may guide researchers to prefer different problems, tackle identical problems in different ways, and even reach different conclusions when studying the same problems in the same way. We surveyed 7,973 researchers in psychological sciences and investigated links between what they research, their stances on open questions in the field, and their cognitive traits and dispositions. Our results show that researchers' stances on scientific questions are associated with what they research and with their cognitive traits. Further, these associations are detectable in their publication histories. These findings support the idea that divisions in scientific fields reflect differences in the researchers themselves, hinting that some divisions may be more difficult to bridge than suggested by a traditional view of data-driven scientific consensus.

Abstract reproduced from the open-access article under the recorded cc by licence; © the authors. PMID 40246997 · DOI · PMC12185325

Redefining power in social psychology [4]

Research article Bettache K, A Travaglino G, Beattie P · · 2026 · cited 2 times (Europe PMC)

Abstract reading summary — source excerpts
Opening excerpt
This article synthesizes cutting-edge research from our special issue examining power across groups, communities and nations to advance a fundamental reconceptualization that reveals power's inherent plurality, dynamism and cultural embeddedness.
Closing excerpt
We argue for moving beyond imposed definitions to understand how diverse groups conceptualize their own agency, examining not just domination but resistance and developing interventions that promote more equitable power distributions.
Interpretation limits
Verbatim excerpts from the authors’ abstract; the closing excerpt may describe a finding, limitation or recommendation. Design, population, effect size and uncertainty have not been independently extracted or appraised. Read the complete abstract and linked paper before interpreting the findings.
Read complete abstract (192 words)

This article synthesizes cutting-edge research from our special issue examining power across groups, communities and nations to advance a fundamental reconceptualization that reveals power's inherent plurality, dynamism and cultural embeddedness. Drawing on evidence from a diverse set of countries and innovative methodologies, we demonstrate that traditional definitions of power as asymmetric resource control fail to capture its real-world complexity. The collected research reveals three critical insights. First, power operates through multiple, intersecting mechanisms-from ideological frameworks like hegemonic masculinity to seemingly benevolent helping behaviours that maintain hierarchies. Second, power's meaning and operation vary dramatically across cultural contexts, with the power-status relationship ranging from nearly synonymous in some societies to entirely disconnected in others. Third, marginalized groups develop sophisticated alternative conceptualizations of power as collective resistance, cultural preservation and mutual aid that enable transformation despite structural disadvantages. These findings necessitate theoretical frameworks that accommodate power's plurality while identifying general principles, examining dynamic processes rather than static attributes and integrating multiple levels of analysis. We argue for moving beyond imposed definitions to understand how diverse groups conceptualize their own agency, examining not just domination but resistance and developing interventions that promote more equitable power distributions.

Abstract reproduced from the open-access article under the recorded cc by licence; © the authors. PMID 41383148 · DOI · PMC12699290

Key reviews and meta-analyses

The most cited review-type papers among PubMed’s best-match results for this heading, listed with bibliographic details only. Follow the links for the full text and access terms.

  • Research article Maternal depression and child psychopathology: a meta-analytic review [5]
    Goodman SH, Rouse MH, Connell AM, Broth MR, Hall CM, Heyward D · Clin Child Fam Psychol Rev · 2011 · cited 1,692 times (Europe PMC)
  • Research article The validity of the multi-informant approach to assessing child and adolescent mental health [6]
    De Los Reyes A, Augenstein TM, Wang M, Thomas SA, Drabick DAG, Burgers DE, et al. · Psychol Bull · 2015 · cited 987 times (Europe PMC)
  • Research article Community violence: a meta-analysis on the effect of exposure and mental health outcomes of children and adolescents [7]
    Fowler PJ, Tompsett CJ, Braciszewski JM, Jacques-Tiura AJ, Baltes BB · Dev Psychopathol · 2009 · cited 519 times (Europe PMC)
  • Research article Minority stress and substance use in sexual minority adolescents: a meta-analysis [8]
    Goldbach JT, Tanner-Smith EE, Bagwell M, Dunlap S · Prev Sci · 2014 · cited 344 times (Europe PMC)
  • Research article Effects of psychotherapy with children and adolescents revisited: a meta-analysis of treatment outcome studies [9]
    Weisz JR, Weiss B, Han SS, Granger DA, Morton T · Psychol Bull · 1995 · cited 288 times (Europe PMC)
  • Research article Transformational and transactional leadership: a meta-analytic test of their relative validity [10]
    Judge TA, Piccolo RF · J Appl Psychol · 2004 · cited 250 times (Europe PMC)

Full-text reviews on EvidenceLib

Open-access review articles about this topic, reproduced in full with authors, licence and references.

  • A systematic review of multimodal prehabilitation in breast cancer

    Kellie Toohey, Maddison Hunter, Karen McKinnon et al. · Breast Cancer Research and Treatment 2022 · CC BY 4.0

References

  1. Prégent J, Chung VH, El Adib I, Désilets M, Hudon A. Applications of Artificial Intelligence in Psychiatry and Psychology Education: Scoping Review. . 2025. PMID 40720804 · DOI · PMC12340458
  2. Cao B, Greiner R, Greenshaw A, Sui J. AI and Machine Learning Terminology in Medicine, Psychology, and Social Sciences: Tutorial and Practical Recommendations. . 2025. PMID 40825233 · DOI · PMC12360722
  3. Sulik J, Rim N, Pontikes E, Evans J, Lupyan G. Differences in psychologists' cognitive traits are associated with scientific divides. . 2025. PMID 40246997 · DOI · PMC12185325
  4. Bettache K, A Travaglino G, Beattie P. Redefining power in social psychology. . 2026. PMID 41383148 · DOI · PMC12699290
  5. Goodman SH, Rouse MH, Connell AM, Broth MR, Hall CM, Heyward D. Maternal depression and child psychopathology: a meta-analytic review. Clin Child Fam Psychol Rev. 2011. PMID 21052833 · DOI
  6. De Los Reyes A, Augenstein TM, Wang M, Thomas SA, Drabick DAG, Burgers DE, et al.. The validity of the multi-informant approach to assessing child and adolescent mental health. Psychol Bull. 2015. PMID 25915035 · DOI · PMC4486608
  7. Fowler PJ, Tompsett CJ, Braciszewski JM, Jacques-Tiura AJ, Baltes BB. Community violence: a meta-analysis on the effect of exposure and mental health outcomes of children and adolescents. Dev Psychopathol. 2009. PMID 19144232 · DOI
  8. Goldbach JT, Tanner-Smith EE, Bagwell M, Dunlap S. Minority stress and substance use in sexual minority adolescents: a meta-analysis. Prev Sci. 2014. PMID 23605479 · DOI
  9. Weisz JR, Weiss B, Han SS, Granger DA, Morton T. Effects of psychotherapy with children and adolescents revisited: a meta-analysis of treatment outcome studies. Psychol Bull. 1995. PMID 7777649 · DOI
  10. Judge TA, Piccolo RF. Transformational and transactional leadership: a meta-analytic test of their relative validity. J Appl Psychol. 2004. PMID 15506858 · DOI

About this article

Sources
NLM Medical Subject Headings (definition, synonyms); NCBI PubMed (counts, identifiers); Europe PMC (open-access abstracts and citation counts).
Verification
Every reference was resolved against PubMed on 2026-11-04; title, year and DOI matched.
Review state
automated source verified; no human expert review has been recorded yet.
Version
1, last updated 2026-11-04.

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At a glance

73,416
PubMed records on this heading
9%
published since 2020
6,915
review articles
1,177
randomized trials
10
verified references below

Counts come from PubMed on 2026-11-04; they show how much has been written, not how strong the evidence is.

Related topics See all →

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  • Protective FactorsClinical Research
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  • Cohort EffectPublic Health and Nutrition
  • Founder EffectGenetics and Genomics

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