Open repository
Assessment Scales
Psychometrically validated measures, freely available for research and clinical use, each with full documentation: items, scoring, reliability, validity, factor structure, and open-science links. Please cite the original validation study when using a measure.
Two-Dimensional Machiavellianism Scale
TDMSA 12-item balanced instrument measuring Machiavellianism across two robust, distinct dimensions: cynical worldviews and immoral interpersonal tactics.
- Items:
- 12
- α:
- 0.80–0.86
- Norms:
- yes
Expression Regulation Scale
ERSA 24-item instrument measuring expressive norms (display rules) across three emotion domains (affiliative, vulnerable, and disruptive), indexing the degree of suppression through amplification, and designed to be administered across social situations.
- Items:
- 24
- Norms:
- yes
Bodily Sensations Response Scale
BSRSA 27-item instrument measuring people's psychological (cognitive, emotional, and behavioral) responses to everyday bodily sensations across two dimensions: defeat and acceptance.
- Items:
- 27
- α:
- 0.85
- Norms:
- yes
Two-Dimensional Machiavellianism Scale - Short Form
TDMS-SFAn ultra-brief 6-item variant optimized using Item Response Theory for large-scale, population-based surveys where testing time is strictly limited.
- Items:
- 6
- α:
- 0.69–0.78
- Norms:
- yes
Brief Solastalgia Scale
BSSA 5-item unidimensional short form measuring solastalgia (the distress caused by degradation and loss of one's home environment), revised from the 9-item Environmental Distress Scale solastalgia subscale.
- Items:
- 5
- α:
- 0.88–0.91