Scale Overview
The Tromso Social Intelligence Scale – TSIS was developed by Silvera, D., Martinussen, M., & Dahl, T. (2001). It is designed to measure Social Intelligence. The scale is intended for use with Adults.
Scale Structure
This instrument consists of 21 items organized into 3 factors/subscales: Social Skills, Social Awareness, Social Information Processing.
| Factor / Subscale |
Items |
N |
| Social Skills |
4,7,10,12,15,18,20 |
7 |
| Social Awareness |
2,5,8,11,13,16,21 |
7 |
| Social Information Processing |
1,3,6,9,14,17,19 |
7 |
Response Format
Respondents rate each item using a 7-point Likert scale (1 = Strongly Disagree to 7 = Strongly Agree).
The scale includes 11 reverse-scored items to reduce acquiescence bias.
Scoring
Items are scored by subscale, with each subscale sum representing a distinct dimension.
Total scores range from 21 to 147. Interpretation guidelines:
- Low Social Intelligence: 21 – 63
- Moderate Social Intelligence: 64 – 105
- High Social Intelligence: 106 – 147
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Social Skills: .85, Social Awareness: .72, Social Information Processing: .79.
Administration
The scale is self-administered and typically takes approximately 5 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.