Evidence map›Paper›PMID 40171120›Full record

ArticleClinical neuropsychiatry2025

Human Reproductive Egalitarianism: A Catalyst for the Evolution of Personality Traits.

Riadh Abed

Abstract read
In one paragraph

Article in Clinical neuropsychiatry, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

1 author.

Riadh AbedRetired Consultant Psychiatrist and Hon Senior Lecturer, University of Sheffield. Currently Medical Member of the Mental Health Tribunals, Ministry of Justice, Sheffield, UK. Founding Chair of the Evolutionary Psychiatry Special Interest Group at the Royal College of Psychiatrists and Chair of the Section for Evolutionary Psychiatry at the World Psychiatric Association.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The human, species-typical reproductive system is distinctive and unique among the great apes. It involves pair-bonding and long-term mating as well as male investment in both mate and offspring. Studies have demonstrated that this mating system produces the lowest male reproductive skew known in primates as well as in mammals generally which entails the lowest level of reproductive failure among human males compared to other primate/mammalian species. It is argued that this low reproductive skew leads to an increase in the effective population size and to a greater diversification/variation in personality and behavioural traits in the population compared to other species. The implications of this Reproductive Egalitarian Model for human mating are discussed with regard to the emergence of human personality traits, social complexity, division of labour and risk of mental disorder.

Indexed as

division of labourhuman egalitarianismhuman mating systemmale reproductive skewpersonality traits

Identifiers

PMID40171120
PMCPMC11956882

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.