Big Five Inventory – short version (BFI-10)

Abstract

The Big Five Inventory – short version (BFI-10) is a highly concise, 10-item psychometric scale developed by Rammstedt and John (2007). It is designed to efficiently measure the five core dimensions of the Five-Factor Model (FFM) of personality: Extraversion, Agreeableness, Conscientiousness, Neuroticism, and Openness to Experience. Derived from the original, longer BFI (John, Donahue, & Kentle, 1991), the BFI-10 serves as a critical tool in research settings where survey time is severely constrained, such as large-scale population surveys, panel studies, and longitudinal research designs.

This self-report instrument requires participants to evaluate themselves on just two items per personality factor, utilizing a 5-point Likert scale. Its primary utility lies in providing a rapid, yet psychometrically acceptable, snapshot of broad personality domains while minimizing respondent burden and potential survey fatigue in high-throughput data collection environments.

Keywords

BFI-10, Big Five personality traits, FFM, short scale, Rammstedt and John, personality assessment, psychometrics, Extraversion, Neuroticism, Likert scale.

Authors

Beatrice Rammstedt, Oliver P. John.

Purpose

The fundamental purpose of the BFI-10 is to offer an extremely time-efficient and pragmatic measurement of the Five-Factor Model (FFM) of personality. Its creation was necessitated by the logistical demands of modern social science research, particularly massive epidemiological studies and large-scale online surveys, where minimizing completion time is paramount to maintaining high response rates and mitigating survey fatigue.

By restricting the assessment to only two carefully selected indicators per dimension, the BFI-10 successfully balances the need for psychometric rigor with the practical requirement of brevity. This makes it an ideal instrument for quick screening, preliminary personality categorization, or when personality domains must be included alongside numerous other variables where detailed facet-level assessment is secondary to broad domain coverage.

Construct

The BFI-10 operationalizes the five broad, universally recognized domains of the Big Five personality traits, which are the cornerstone of contemporary personality psychology. The scale maintains the integrity of the FFM structure, utilizing pairs of items designed to capture the core essence of each dimension.

The five measured constructs are:

• Extraversion: Reflects traits such as sociability, assertiveness, and energy (measured by reserved vs. outgoing).
• Agreeableness: Measures characteristics related to cooperation, compassion, and trust (measured by trusting vs. finding fault).
• Conscientiousness: Encompasses organization, responsibility, and diligence (measured by lazy vs. thorough).
• Neuroticism: Assesses emotional instability, anxiety, and stress handling (measured by relaxed vs. nervous).
• Openness to Experience: Relates to intellect, imagination, and artistic interests (measured by few artistic interests vs. active imagination).

Validity

Empirical evidence, particularly from the foundational work by Rammstedt and John (2007), strongly supports the validity of the BFI-10 despite its extreme brevity. The scale demonstrates substantial convergent validity, showing acceptable to strong correlations with the corresponding, more detailed scales of the original 44-item Big Five Inventory (BFI), confirming that both instruments measure the same underlying personality constructs.

Furthermore, the BFI-10 exhibits adequate discriminant validity. Factor analyses confirm that the five scales remain distinct from one another, successfully replicating the established, independent structure of the FFM. While brevity inherently limits the breadth of assessment, the BFI-10 preserves the structural integrity of the personality domains across diverse international samples, making it a reliable proxy for the longer inventory in low-stakes or high-throughput research.

Reliability

As a consequence of employing only two items per factor, measures of internal consistency, such as Cronbach’s alpha, are predictably lower for the BFI-10 when compared to instruments with greater item depth. The developers acknowledged this methodological trade-off, reporting that the mean internal consistency across the five scales is acceptable given the severe constraint on scale length. The two-item structure imposes a functional ceiling on achievable alpha coefficients, reflecting the necessary compromise between administration speed and traditional reliability metrics.

Crucially, however, the BFI-10 generally reports moderate to good test-retest reliability. This stability of scores over time confirms that the scale provides a consistent and stable measurement of an individual’s dispositional traits, which is vital for its successful application in longitudinal research designs that aim to track personality stability or change over extended periods.

Factor Analysis

The BFI-10 items were meticulously selected from the original BFI pool through an empirical process designed to maximize factor loadings while minimizing problematic cross-loadings. This selection methodology ensures a clean and highly efficient factor structure, which is critical for such a short instrument.

Standard psychometric procedures, including confirmatory and exploratory factor analyses, consistently support the hypothesized five-factor structure. The development study confirmed that each of the ten items loads significantly and primarily onto its intended factor. This empirical confirmation validates the viability of measuring the Big Five personality traits using only two highly representative indicators per dimension, confirming the scale’s utility as a brief measure of the FFM.

Instrument

Test Type: Self-report personality inventory

Format: 10 items rated on a 5-point Likert scale

Language Available: English, German, and numerous other translations used globally

Population Group: General population, non-clinical samples, large-scale survey respondents

Age Group: Adolescents and Adults (typically 16 years and older)

Population Details: Validated across diverse demographic groups, including large national probability samples in Germany and the US, demonstrating strong cross-cultural applicability for rapid assessment of personality.

Test Methodology: Participants respond to statements describing their typical behavior and attitudes using a 5-point scale, where 1 represents Disagree strongly and 5 represents Strongly Agree. Several items are reverse-scored (R) during calculation to ensure that a higher total score consistently reflects a higher level of the measured trait (e.g., high Extraversion).

Keywords

FFM, personality structure, psychodiagnostics, Extraversion, Neuroticism, brevity, screening tool, personality research, short-form inventory.

Authors

Author ORCID Identifier: N/A (Information not provided in source)

Affiliation Email addresses: N/A (Information not provided in source)

Correspondence Address: N/A (Information not provided in source)

Permissions & Fee and Test Year

The BFI-10 is widely considered a publicly available academic instrument, derived from the original BFI. It is frequently employed in non-commercial research settings without the requirement for specific licensing fees. Researchers utilizing the scale are expected to properly cite the original development publication by Rammstedt and John (2007). The instrument was formally developed and published in 2007.

Test Year: 2007

Reference’s

Gosling, S. D., Rentfrow, P. J., & Swann, W. B., Jr. (2003). A Very Brief Measure of the Big Five Personality Domains. Journal of Research in Personality, 37, 504-528. The original PDF for the TIPI (a related brief measure) can be downloaded here: http://gosling.psy.utexas.edu/wp-content/uploads/2014/09/JRP-03-tipi.pdf

Rammstedt, Beatrice & John, Oliver P. (2007). Measuring personality in one minute or less: A 10-item short version of the Big Five Inventory in English and German. Journal of Research in Personality, 41; 203–212. The original PDF for the BFI-10 instrument can be found here: http://www.westmont.edu/_academics/departments/psychology/documents/rammstedt_and_john.pdf

Items of the Big Five Inventory – short version (BFI-10)

 I see myself as someone who …

1.       _____ is reserved
2.       _____ is generally trusting
3.       _____ tends to be lazy
4.       _____ is relaxed‚ handles stress well
5.       _____ has few artistic interests
6.       _____ is outgoing‚ sociable
7.       _____ tends to find fault with others
8.       _____ does a thorough job
9.       _____ gets nervous easily
10.       _____ has an active imagination

1 = Disagree strongly‚ 2= Disagree a little‚ 3 = Neither agree nor disagree‚ 4 = Agree a little‚ 5 = strongly Agree

Scoring the BFI-10 scales:

Extraversion: 1R‚ 6; Agreeableness: 2‚ 7R; Conscientiousness: 3R‚ 8; Neuroticism: 4R‚ 9; Openness: 5R; 10 (R = item is reversed-scored).