Sternberg Triangular Love Scale.
TLS
Sternberg's triangular theory of love: intimacy, passion, and decision/commitment.
- Length and format
- 45 (15 per subscale); a 12-item short form exists. 9-pt Likert (self-report questionnaire)
- Language versions
- ~30 languages; the basis of a large multi-country validation (Sorokowski et al. 2021, ~25 countries)
- Licence
- open with attribution
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- Reference
- Sternberg, R. J. (1997). Construct validation of a triangular love scale. European Journal of Social Psychology, 27(3), 313-335.
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