Short Grit Scale (Grit-S)

Abstract

The Short Grit Scale (Grit-S) is an 8-item, self-report psychological instrument developed by Duckworth and Quinn (2009) as a concise alternative to the original 12-item Grit Scale (Grit-O, Duckworth et al., 2007). The scale is designed to measure the trait of grit, defined as passion and perseverance for long-term goals. The Grit-S maintains strong psychometric properties, offering researchers and practitioners a quick yet reliable tool for assessing an individual’s tendency toward sustained effort and consistent interest over time. It is widely used in educational, organizational, and personality research settings.

Keywords

Grit, Short Grit Scale, Perseverance of Effort, Consistency of Interest, Psychometrics, Personality Assessment, Passion, Long-term goals, Self-report measure

Authors

Angela L. Duckworth, Patrick D. Quinn

Purpose

The primary purpose of the Short Grit Scale (Grit-S) is to efficiently measure an individual’s level of grit, a non-cognitive trait hypothesized to be a significant predictor of success and achievement across various domains, including academics, military training, and professional fields. The scale was developed specifically to reduce administration time compared to the original 12-item version, making it particularly useful in large-scale studies, field research, or situations where participant burden needs to be minimized.

By focusing on the two core dimensions of grit—Consistency of Interest and Perseverance of Effort—the Grit-S provides a robust and concise quantification of an individual’s commitment to goals that extend beyond immediate gratification, thereby serving as a valuable tool for talent identification and motivational research.

Construct

The Short Grit Scale measures the psychological construct of Grit. Grit is conceptualized as a dispositional trait characterized by sustained passion and perseverance toward especially challenging long-term goals. It is distinct from talent or IQ, focusing instead on the capacity to maintain effort and interest despite setbacks, failures, or plateaus in progress.

The construct is empirically organized into two distinct, yet correlated, factors:

• Consistency of Interest: This dimension reflects the tendency to adhere to a consistent set of interests and goals over extended periods, avoiding distraction by new fads or projects. Items related to this dimension are often reverse-coded, measuring the lack of distraction or changeability.
• Perseverance of Effort: This dimension captures the willingness and capacity to work hard, remain diligent, and continue striving toward goals even after experiencing setbacks or difficulties. This factor is crucial for overcoming obstacles inherent in any long-term endeavor.

Validity

The development of the Grit-S (2009) involved rigorous testing to ensure its validity was comparable to the original 12-item scale (Grit-O). Studies have demonstrated strong construct validity, confirming that the scale accurately measures the intended two-factor structure (Consistency of Interest and Perseverance of Effort).

Furthermore, the Grit-S exhibits robust predictive validity. Scores on the scale have been consistently shown to predict future success metrics, such as educational attainment, GPA, retention rates in challenging programs (like military academies), and professional achievement, often incremental to measures of intelligence or conscientiousness. Convergent validity is established through positive correlations with related personality traits, such particularly conscientiousness (a dimension of the Big Five model), though grit is argued to capture a unique aspect of long-term focused tenacity.

Reliability

The reliability of the Short Grit Scale has been consistently reported as high across diverse samples. Internal consistency, typically measured using Cronbach’s alpha, generally falls within acceptable to excellent ranges (often between .75 and .85), indicating that the 8 items reliably measure the same underlying construct.

The reduction from 12 items to 8 items was carefully executed to ensure that the psychometric integrity was preserved. Test-retest reliability—the stability of scores over time—has also been established, confirming that grit, as measured by the Grit-S, functions as a relatively stable personality characteristic.

Factor Analysis

The development of both the Grit-O and the shortened Grit-S relied heavily on factor analysis to confirm the underlying structure of the construct. Exploratory and Confirmatory Factor Analysis (CFA) consistently supported a two-factor model corresponding to the theoretical dimensions of grit: Consistency of Interest and Perseverance of Effort.

In the transition from the Grit-O to the Grit-S, the 8 items retained were selected specifically because they exhibited the highest factor loadings on their respective factors, thus maximizing the scale’s efficiency while maintaining structural integrity. This empirical confirmation of the dual-factor structure is crucial for the scale’s use in academic research, allowing for the sub-scores to be examined independently or combined into a single overall grit score.

Instrument

Test Type: Self-report measure

Format: 8-item questionnaire utilizing a 5-point Likert scale.

Language Available: Primarily English, but widely translated and validated in numerous languages (e.g., Spanish, German, Chinese, Japanese).

Population Group: General population (adolescents and adults).

Age Group: Typically utilized with participants aged 13 and older.

Population Details: Originally validated across diverse groups including students, military cadets, and working adults, demonstrating applicability across various demographic and achievement levels.

Test Methodology: Respondents rate the degree to which they agree with each statement using the following response format:

• 5 = Very much like me
• 4 = Mostly like me
• 3 = Somewhat like me
• 2 = Not much like me
• 1 = Not like me at all

Note that certain items (1, 3, 5, 6) are reverse-coded to mitigate response bias, particularly acquiescence bias. The final grit score is calculated by averaging the scores of all 8 items (after reverse-coding the relevant items), yielding a composite score ranging from 1 to 5.

The original PDF for the 8-item Short Grit Scale can be downloaded here: https://www.sas.upenn.edu/~duckwort/images/8-item%20Grit%20081011.pdf

Keywords

Grit-S, Duckworth, Quinn, Psychological assessment, Personality trait, Academic success, Perseverance, Consistency of Interest, Self-efficacy

Authors

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

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

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

Permissions & Fee and Test Year

The Grit scales (Grit-O and Grit-S) were developed by Angela Duckworth and colleagues. The scale is typically made available for non-commercial research and educational use without cost, often requiring researchers to adhere to specific usage guidelines set forth by the author. The Short Grit Scale (Grit-S) was formally developed and validated in 2009.

The original 12-item Grit Scale (Grit-O) was published in 2007.

Reference’s

• Duckworth, A.L., Peterson, C., Matthews, M.D., & Kelly, D.R. (2007). Grit: Perseverance and passion for long-term goals. Journal of Personality and Social Psychology, 9: 1087-1101.
• Duckworth, A.L, & Quinn, P.D. (2009). Development and validation of the short grit scale (Grit-S). Journal of Personality Assessment, 91(2): 166-174.

Items of the Short Grit Scale (Grit-S)

IMPORTANT: The following scale items must be preserved in their original language and must not be changed in any way.

1. New ideas and projects sometimes distract me from previous ones.*
2. Setbacks don’t discourage me.
3. I have been obsessed with a certain idea or project for a short time but later lost interest.*
4. I am a hard worker.
5. I often set a goal but later choose to pursue a different one.*
6. I have difficulty maintaining my focus on projects that take more than a few months to complete.*
7. I finish whatever I begin.
8. I am diligent.

* Reverse coded