Big Five Inventory – BFI

Abstract

The Big Five Inventory (BFI) represents a cornerstone in the field of psychological assessment, functioning as a concise, 44-item self-report psychometric instrument. Its primary function is to efficiently measure an individual’s placement across the five fundamental dimensions of human personality structure, known collectively as the Big Five Factors.

Initially developed by John, Donahue, and Kentle in 1991 and subsequently refined by key researchers including Lewis R. Goldberg and Sanjay Srivastava (1999), the BFI provides a quick yet robust assessment of the OCEAN model: Openness to Experience, Conscientiousness, Extraversion, Agreeableness, and Neuroticism. While brief, the inventory effectively captures these broad global factors, which are theoretically composed of various underlying personality facets.

Keywords

Big Five Inventory, BFI, Big Five Factors, OCEAN, Personality Assessment, Extraversion, Agreeableness, Conscientiousness, Neuroticism, Openness to Experience, Trait Theory, Self-Report.

Authors

Lewis R. Goldberg, Oliver P. John, Sanjay Srivastava, Donahue, Kentle.

Purpose

The core purpose of the Big Five Inventory (BFI) is to offer an efficient, time-saving, and psychometrically sound measurement of the Five-Factor Model (FFM) of personality. It was explicitly created to meet the demands of research environments where the administration of lengthy, detailed instruments, such as the NEO-PI-R, would be impractical due to participant burden or strict time constraints.

The BFI successfully captures the broad scope of the personality dimensions with minimal item count, thereby facilitating large-scale research into individual differences, the prediction of behavior, and rigorous cross-cultural comparisons related to the Big Five Factors. By utilizing concise and easily comprehensible phrases describing behavioral tendencies, the BFI allows participants to rapidly generate a reliable profile across the five core dimensions.

Construct

The BFI is designed to measure the five orthogonal dimensions (or factors) that constitute the Big Five personality traits (FFM). This model represents the most widely accepted and empirically stable taxonomy of human personality, showing remarkable consistency across diverse cultures and methodological approaches. The structure is largely derived from the lexical hypothesis, which posits that the most important individual differences in personality are encoded in natural language.

The five dimensions, based on the framework established by John & Srivastava (1999), are defined by opposing poles and associated characteristics:

• Extraversion (E) vs. Introversion: Reflects tendencies toward sociability, assertiveness, high energy levels, excitement-seeking behaviors, and the experience of positive emotions.
• Agreeableness (A) vs. Antagonism: Encompasses characteristics such as trust, straightforwardness, altruism, compliance, modesty, and general tender-mindedness towards others.
• Conscientiousness (C) vs. Lack of Direction: Measures an individual’s capacity for impulse control and goal-directed behavior, including competence, orderliness, dutifulness, achievement striving, self-discipline, and careful deliberation.
• Neuroticism (N) vs. Emotional Stability: Defines the tendency to experience negative emotional states, such as anxiety, angry hostility, depression, self-consciousness, and vulnerability to stress.
• Openness (O) vs. Closedness to Experience: Relates to intellectual curiosity, imagination, aesthetic appreciation, preference for novelty, and holding unconventional values.

Validity

The BFI is highly regarded within psychological literature for its robust validity evidence. Studies consistently affirm its construct validity, demonstrating that the five-factor structure derived from the BFI reliably matches the theoretical Five-Factor Model across a wide range of global populations and diverse research samples.

Furthermore, the inventory exhibits excellent convergent validity, showing strong statistical correlations with longer, more established measures of the Big Five, such as the NEO Personality Inventory (NEO-PI-R). Crucially, it also maintains appropriate discriminant validity, confirming that the five distinct scales measure separate, non-overlapping constructs, thereby ensuring the BFI accurately measures the unique dimensions it was designed to assess.

Reliability

Despite its brevity, the BFI demonstrates acceptable to good levels of internal consistency reliability. Internal consistency, typically calculated using Cronbach’s alpha, generally falls within the acceptable range of 0.75 to 0.85 across the five scales in most studies. It should be noted that the Openness to Experience scale occasionally registers slightly lower values compared to the other four factors.

The BFI also exhibits satisfactory test-retest reliability over both short and extended time intervals. This temporal stability indicates that the scores generated reflect stable and enduring characteristics of the individual, making the BFI a reliable tool for longitudinal research focused on tracking personality consistency or change across the lifespan.

Factor Analysis

The development and continuing validation of the BFI rely heavily on sophisticated statistical techniques, primarily Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA). These analyses have consistently provided strong empirical support for a clear and replicable five-factor structure.

Statistical findings confirm that the 44 individual items load appropriately and cleanly onto their respective five designated dimensions: Extraversion, Agreeableness, Conscientiousness, Neuroticism, and Openness. The robustness of this factor structure—where the natural clustering of participant responses mirrors the theoretical model—is fundamental to the BFI’s reputation as a leading concise personality measure.

Instrument

Test Type: Self-Report Personality Inventory

Format: 44 items, rated on a 5-point Likert scale.

Language Available: Originally English, but extensively translated and validated for use in numerous languages globally, including German, Spanish, and Chinese.

Population Group: General population.

Age Group: Adolescents and adults (typically 16 years and older).

Population Details: The concise phrasing and robust psychometric properties make the BFI highly suitable for diverse educational, cultural, and demographic groups worldwide.

Test Methodology: Respondents are instructed to indicate the degree to which they agree or disagree with each statement concerning their own characteristic behaviors, using the standardized 5-point rating scale.

Keywords

Personality traits, Psychological assessment, Self-assessment, Inventory, Goldberg, John, Factor structure, Trait measurement, Individual differences, Psychometrics, Lexical hypothesis.

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. Correspondence is typically directed to the authors’ institutional affiliations, such as the University of Oregon or UC Berkeley.)

Permissions & Fee and Test Year

The Big Five Inventory (BFI) is recognized as a highly accessible instrument, particularly within academic research settings. While formal permissions may be necessary for large-scale commercial applications, the original BFI is frequently made available for non-commercial academic research use via the institutional websites of the primary authors.

The initial conceptualization and development of the BFI began around 1991, with the definitive factor structure and comprehensive documentation often referenced from the 1999 publication by John and Srivastava. The specific instance of the instrument used in the source content was cited on page 112 of the 2010 thesis, “Forgiveness and the Bottle: Promoting Self forgiveness with Alcohol Misuse.” The original PDF can be downloaded here: http://scholarscompass.vcu.edu/cgi/viewcontent.cgi?article=3108&context=etd.

Reference’s

• John, O. P., & Srivastava, S. (1999). The big five trait taxonomy: History, measurement, and theoretical perspectives. In L. A. Pervin & O. P. John (Eds.), Handbook of Personality: Theory and Research (2nd ed., pp. 102-138). New York: Guilford Press.
• Scherer. Michael. (2010). Forgiveness and the Bottle: Promoting Self-forgiveness with Alcohol Misuse. Virginia Commonwealth University, Theses and Dissertations. Paper 2109. Available at: http://scholarscompass.vcu.edu/cgi/viewcontent.cgi?article=3108&context=etd.
• General information on the Big Five Factors is available online at: http://www.uoregon.edu/~sanjay/bigfive.html#where.

Items of the Big Five Inventory – BFI

The instructions for the scale guide respondents as follows: “Here are a number of characteristics that may or may not apply to you. For example, do you agree that you are someone who likes to spend time with others? Please write a number next to each statement to indicate the extent to which you agree or disagree with that statement.”

The 5-point rating scale is structured as:

• Disagree strongly
• Disagree a little
• Neither agree nor disagree
• Agree a little
• Agree Strongly

The specific scoring key assigns numerical values: 1=Disagree A Lot, 2=Disagree A Little, 3=Neutral, 4=Agree A Little, 5=Agree A Lot.

The items are:

I see myself as someone who…

1. Is talkative
2. Tends to find fault with others
3. Does a thorough job
4. Is depressed, blue
5. Is original, comes up with new ideas
6. Is reserved
7. Is helpful and unselfish with others
8. Can be somewhat careless
9. Is relaxed, handles stress well
10. Is curious about many different things
11. Is full of energy
12. Starts quarrels with others
13. Is a reliable worker
14. Can be tense
15. Is ingenious, a deep thinker
16. Generates a lot of enthusiasm
17. Has a forgiving nature
18. Tends to be disorganized
19. Worries a lot
20. Has an active imagination
21. Tends to be quiet
22. Is generally trusting
23. Tends to be lazy
24. Is emotionally stable, not easily upset
25. Is inventive
26. Has an assertive personality
27. Can be cold and aloof
28. Perseveres until the task is finished
29. Can be moody
30. Values artistic, aesthetic experiences
31. Is sometimes shy, inhibited
32. Is considerate and kind to almost everyone
33. Does things efficiently
34. Remains calm in tense situations
35. Prefers work that is routine
36. Is outgoing, sociable
37. Is sometimes rude to others
38. Makes plans and follows through with them
39. Gets nervous easily
40. Likes to reflect, play with ideas
41. Has few artistic interests
42. Likes to cooperate with others
43. Is easily distracted
44. Is sophisticated in art, music, or Literature

Scoring Allocation (r indicates reverse-scored items):

• Factor I: Openness = mean of items 5, 10, 15, 20, 25, 30, 35(r), 40, 41(r), 44
• Factor II: Conscientiousness = means of items 3, 8(r), 13, 18(r), 23(r), 28, 33, 38, 43(r)
• Factor III: Extraversion = means of items 1, 6(r), 11, 16, 21, 26, 31(r), 36
• Factor IV: Agreeableness = means of items 2(r), 7, 12(r), 17, 22, 27(r), 32, 37(r), 42
• Factor V: Neuroticism = means of items 4, 9(r), 14, 19, 24(r), 29, 34(r), 39