Self-Concept Clarity Scale

SCCS

psychologysocial sciencesLicensed: permission required

Permission: Licensed: permission required. Obtain permission from the copyright holder before using it in a study.

A 12-item measure of how clearly defined, internally consistent, and stable a person's self-beliefs are perceived to be.

Items

Response format

5-point Likert scale

Version

Original 12-item SCCS

Ready-to-cite methods sentence

Self-concept clarity was measured with the 12-item SCCS (Campbell et al., 1996), a unidimensional measure with good original-sample internal consistency (α = .86).

Citing this in a methods section? See the APA 7 guide (Author–date citations for psychology and the social sciences). Or compare all six citation styles.

Permission required

Importing SCCS into a Surveyor study is disabled: Folio holds the instrument’s metadata, not a license to pass on its wording. The citation, scoring and reliability details on this page are free to use and cite.

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Reliability & validation

Validation population

Canadian undergraduate validation samples (Campbell et al., 1996)

Test–retest

0.79

Cronbach's α

0.86

Known limitations

The scale treats clarity, consistency, and temporal stability as one construct, and cultural differences can affect its associations with well-being. Lower scores are not evidence of pathology. Confirm reproduction terms before administration.

Original citation

Campbell, J. D., Trapnell, P. D., Heine, S. J., Katz, I. M., Lavallee, L. F., & Lehman, D. R. (1996). Self-concept clarity: Measurement, personality correlates, and cultural boundaries. Journal of Personality and Social Psychology, 70(1), 141-156.

https://doi.org/10.1037/0022-3514.70.1.141

This instrument is licensed. Folio does not distribute its item wording. Obtain permission from the copyright holder before using it in your study.

Questions researchers ask

What does the SCCS measure?

A 12-item measure of how clearly defined, internally consistent, and stable a person's self-beliefs are perceived to be.

How many items does the SCCS have?

The Self-Concept Clarity Scale (SCCS) has 12 items.

Is the SCCS free to use?

The SCCS is licensed. You must obtain permission from the copyright holder before using it in a study. Folio does not distribute its item wording without that permission.

Is the SCCS reliable?

Validation studies report Cronbach's α of 0.86, test–retest reliability of 0.79. See the reliability section for the population studied and full statistics.

Who developed the SCCS, and how do I cite it?

Or track new research mentioning SCCS as it publishes

Library entry verified September 2026. Metadata is provided for reference; item wording is available inside Folio Surveyor, subject to each instrument's licensing.