|General Information on the Measure|
|Purpose of the measure||
The Grit Scale measures the extent to which individuals are able to maintain focus and interest, and persevere in obtaining long-term goals.
|Main constructs measured||
|Applicable grade levels||
Ages 10 to adult
|Publication year for the most recent version||2009|
|Year originally developed||2007|
|Method of administration||
|Number of items||
Five-point Likert-type scale
English, French, German
|Fee for use||Free and publicly available|
|Credentials required for administration||
|Overall score reporting||
An overall grit score is reported.
No subscores are reported.
The Grit Scale is self-scored (paper/pencil version) or scored automatically (online version).
Scores range from 1 (not at all gritty) to 5 (extremely gritty). Authors advise against using the measure to assess within-individual changes (pre-post administrations) or in high-stakes environments (such as hiring or evaluation).
|Evidence of Technical Quality|
|Populations for which technical quality evidence has been collected||
Evidence is based on approximately 1,500 adult users who responded to an invitation on the Authentic Happiness website (Duckworth et al., 2007).
Internal consistency estimates (Cronbach's alpha) for the Grit Scale were 0.85 (Duckworth et al., 2007).
|Locating the Measure|
|Obtaining a copy of the measure||angeladuckworth.com|
Duckworth, A.L, & Quinn, P.D. "Development and validation of the Short Grit Scale (Grit-S)," Journal of Personality Assessment, 91, 2009, pp. 166–174.
Duckworth, A.L., Peterson, C., Matthews, M.D., & Kelly, D.R. "Grit: Perseverance and passion for long-term goal," Journal of Personality and Social Psychology, 9, 2007, pp. 1087–1101.
Measure summary updated October 3, 2018.