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Individual Differences Research

An international, peer-reviewed, open-access journal

IDR is a multidisciplinary journal publishing empirical, theoretical, and methodological work with a focus on how individual variation shapes psychological processes, behavior, and outcomes. Areas of emphasis include personality, temperament, affective processes, cognition, and related individual differences constructs. 

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Recent Articles

Spiritual Beliefs Regarding Nature Predict Meat-Avoidance Motives

Vol. 24, No. 2 (2026)

DOI: https://doi.org/10.65030/idr.24006

Nightmare Proneness and Neuroticism: Related but Empirically Distinguishable Predictors of Nightmares

Vol. 24, No. 2 (2026)

DOI: https://doi.org/10.65030/idr.24005

The Dark Side of Time Management: Exploring the Link between the Dark Tetrad and Time Theft among Employees in Kyrgyzstan

Vol. 24, No. 1 (2026)

DOI: https://doi.org/10.65030/idr.24004

Subjective Emptiness as a Link Between Sense of Self and Psychological Distress in Emerging Adults

Vol. 24, No. 1 (2026)

DOI: https://doi.org/10.65030/idr.24002

Financial Procrastination: Assessing Wealth Indecision and Avoidance with a Self-Report Scale

Vol. 24, No. 1 (2026)

DOI: https://doi.org/10.65030/idr.24001

  • Founded in 2003
  • Double-blind peer review
  • Impact factor (2024): 6.077 (SJIF)
  • 3 Issues yearly with fully citable rolling publication after acceptance
  • Timely, decisive editorial decisions based on merit, not author status or topic.
  • Open access :: CC BY 4.0 
  • Unique DOIs for each article
  • Over 13,000 citations across published work* 


*Based on Google Scholar data for all articles excluding editorials, December 31, 2025

Publisher: IDRP Ltd Co