Single-Item Narcissism Scale.

SINS

What it measures

Grandiose narcissism via a single direct self-rating item

Length and format

1 item. 7-pt Likert (1 = not very true of me ... 7 = very true of me) (self-report questionnaire)

Language versions

Several: DE, ES, PT, etc.

Normative data

Normative data for this instrument is held in our reference library. The per-population breakdown is not published here.

Licence

public-domain / open

Licence classification is a research judgement by the catalogue’s authors, not legal advice, and it can be out of date. Confirm terms with the copyright holder or publisher before using an instrument, especially for commercial use.

Reference

Konrath, S., Meier, B. P., & Bushman, B. J. (2014). Development and validation of the Single Item Narcissism Scale (SINS). PLoS ONE, 9(8), e103469.