Self-Concept Clarity Scale
SCCSA 12-item measure of how clearly defined, internally consistent, and stable a person's self-beliefs are perceived to be.
Ready-to-cite methods sentence
Reliability & validation
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/10.1037/0022-3514.70.1.141This instrument is licensed. 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?
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
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Library entry verified August 2026. Metadata is provided for reference; item wording is available inside Folio Surveyor, subject to each instrument's licensing.