The Tromso Social Intelligence Scale (TSIS)<\/strong> is a widely utilized self-report psychometric instrument developed by David H. Silvera, Monica Martinussen, and Tove I. Dahl (2001)<\/a> at the University of Troms\u00f8, Norway. Designed to operationalize and measure human social intelligence<\/a> as a multifaceted construct distinct from traditional general cognitive ability (g factor<\/a>) and basic personality traits, the instrument comprises 21 items distributed evenly across three psychometrically validated subscales: Social Information Processing (SP)<\/em>, Social Skills (SS)<\/em>, and Social Awareness (SA)<\/em>. Respondents rate each item on a 7-point Likert-type scale ranging from 1 (“Describes me extremely poorly”) to 7 (“Describes me extremely well”). Confirmatory factor analyses in both original Norwegian samples and subsequent international cross-cultural validations demonstrate robust structural validity, showing that a three-factor oblique model consistently outperforms alternative unidimensional or orthogonal configurations. The instrument demonstrates solid internal consistency reliability, with Cronbach’s alpha coefficients reported across international studies typically ranging between .79 and .86 for Social Skills, .74 and .81 for Social Information Processing, and .68 and .78 for Social Awareness. The TSIS has become a primary measurement tool in social, personality, clinical, educational, and organizational psychology, providing researchers and practitioners with an empirically sound framework for evaluating cognitive, behavioral, and perceptual dimensions of interpersonal functioning.<\/p>\n Tromso Social Intelligence Scale, TSIS, social intelligence, social information processing, social skills, social awareness, psychometrics, interpersonal competence, structural equation modeling, David Silvera<\/p>\n The TSIS was developed and standardized by faculty members and researchers in the Department of Psychology at the University of Troms\u00f8 (UiT The Arctic University of Norway)<\/a>, located in Troms\u00f8, Norway:<\/p>\n The primary purpose of the Tromso Social Intelligence Scale is to provide a theoretically grounded, psychometrically sound, and easily administrable self-report tool to measure individual differences in social intelligence<\/a>. Historically, although Edward L. Thorndike (1920)<\/a> introduced the concept of social intelligence as the ability to understand and manage men and women and act wisely in human relations, early psychometric efforts (such as the George Washington Social Intelligence Test) suffered from severe methodological limitations. Most notably, early tests demonstrated excessive collinearity with academic intelligence and verbal reasoning tests, failing to establish adequate discriminant validity.<\/p>\n Silvera, Martinussen, and Dahl (2001) formulated the TSIS to overcome these historical pitfalls by decomposing social intelligence into distinct cognitive, behavioral, and perceptual-monitoring facets. The purpose of this tripartite conceptualization is threefold:<\/p>\n The TSIS operationalizes social intelligence through three interrelated, yet empirically separable, latent psychological constructs:<\/p>\n This subscale (items 1, 3, 6, 9, 14, 17, and 19) measures an individual’s cognitive capacity to decode, interpret, and anticipate the internal psychological states, implicit intentions, and behaviors of others. Rooted in cognitive social psychology and Theory of Mind<\/a>, this dimension emphasizes mentalizing ability: reading between the lines, extracting meaning from facial expressions, body language, and paralinguistic cues, and understanding the covert goals driving interpersonal interactions. High scorers report superior abilities to accurately predict how others will react to specific actions and perceive hidden interpersonal motives before they are overtly articulated.<\/p>\n This subscale (items 4, 7, 10, 12, 15, 18, and 20) captures behavioral competence, behavioral adaptability, and interpersonal self-efficacy in social environments. While Social Information Processing represents an internal, cognitive-interpretive capability, Social Skills represent overt, outward behavioral execution. This dimension measures the ease with which an individual enters new social environments, initiates and sustains engaging conversations, navigates social etiquette, establishes rapport with unfamiliar individuals, and avoids social friction. High scores indicate fluent behavioral execution, social agility, and comfort across diverse interpersonal contexts.<\/p>\n This subscale (items 2, 5, 8, 11, 13, 16, and 21) evaluates the extent to which an individual remains attuned to feedback, recognizes social faux pas, and maintains insight into the consequences of their interpersonal conduct. All seven items in this subscale are framed negatively (reverse-scored) and capture interpersonal blind spots, feelings of social confusion, chronic surprise at how others react, and difficulty understanding why others become irritated or angry. Individuals with high social awareness accurately track social feedback loops in real time, avoiding unintended offenses, whereas individuals with low social awareness frequently find other people unpredictable and experience unexpected social alienation without comprehending the underlying causes.<\/p>\n The conceptual foundation of the TSIS draws upon nearly a century of psychological theory concerning interpersonal cognition and adaptive social behavior:<\/p>\n Edward Thorndike (1920)<\/a> posited that human intelligence is divided into three major categories: mechanical intelligence (the ability to manage and manipulate concrete objects), abstract intelligence (the capacity to understand and process verbal, mathematical, and symbolic concepts), and social intelligence (the ability to understand and wisely navigate interpersonal interactions). Thorndike argued that social intelligence represents a distinct cognitive and behavioral faculty that cannot be deduced purely from academic competence.<\/p>\n In the late 1980s, Nancy Cantor and John F. Kihlstrom re-conceptualized social intelligence within a contemporary cognitive psychology<\/a> framework. They defined social intelligence as an organized repository of declarative knowledge (concepts, episodic memories, scripts, and person schemas) and procedural knowledge (skills, rules, and computational strategies) used to solve everyday interpersonal problems. Silvera and colleagues integrated this model into the TSIS by distinguishing between the structural acquisition\/processing of social data (represented by the Social Information Processing dimension) and the procedural application of this knowledge in living contexts (represented by the Social Skills dimension).<\/p>\n Robert J. Sternberg’s<\/a> Triarchic Theory posits that intelligence comprises analytical, creative, and practical facets. Practical intelligence entails adapting to, shaping, and selecting real-world environments. The TSIS adopts this perspective by positing that social intelligence is an expression of contextual, practical intelligence applied directly to the human social matrix.<\/p>\n Although social intelligence overlaps conceptually with emotional intelligence<\/a>, theorists such as Mayer, Salovey, and Caruso (2000) have noted key differences. While emotional intelligence focuses specifically on identifying, utilizing, understanding, and regulating emotions, social intelligence encompasses a broader range of non-emotional social phenomena, including power dynamics, role expectations, strategic motivations, negotiation, conversation structuring, and group coalition building.<\/p>\n Extensive psychometric investigations have supported the construct, convergent, discriminant, and criterion-related validity of the TSIS across diverse populations and cultural settings.<\/p>\n In their seminal study involving 376 Norwegian university students, Silvera et al. (2001) conducted exploratory factor analysis (EFA) using principal axis factoring with promax rotation, followed by confirmatory factor analysis (CFA). The three-factor model yielded satisfactory fit indices (Goodness of Fit Index [GFI] = .90, Adjusted Goodness of Fit Index [AGFI] = .88, Root Mean Square Error of Approximation [RMSEA] = .057), outperforming single-factor and two-factor alternatives. Later structural evaluations across American, Turkish (Do\u011fan & \u00c7etin, 2009), Italian (Gana et al., 2023), Polish, and Chinese samples corroborated this three-dimensional structure<\/span>.<\/p>\n The TSIS exhibits meaningful convergent associations with established psychological instruments:<\/p>\n Crucially for social intelligence measures, the TSIS demonstrates clear discriminant separation from general academic ability. Silvera et al. (2001) reported near-zero correlations between the TSIS subscales and high school grade point averages (GPAs) ($r = -.02$<\/span> to $.08$<\/span>), confirming that the scale is not an indirect measure of academic cognitive capacity. Furthermore, the subscales correlate negatively or near zero with Neuroticism, with the exception of Social Awareness, which exhibits moderate inverse correlations with Neuroticism due to its focus on social friction and anxiety.<\/p>\n Studies examining leadership emergence and managerial performance (e.g., Condon, 2011) have demonstrated that the TSIS Social Information Processing and Social Skills subscales account for unique variance in leadership effectiveness ratings above and beyond general cognitive tests and personality measures. In clinical contexts, low scores on the TSIS consistently predict high scores on the Liebowitz Social Anxiety Scale and objective deficits in nonverbal decoding accuracy.<\/p>\n The TSIS demonstrates strong reliability across diverse empirical studies, including evaluations of internal consistency and temporal stability.<\/p>\n In the original validation study by Silvera et al. (2001), Cronbach’s alpha coefficients for the three subscales were:<\/p>\n Subsequent international validation studies have shown comparable internal consistency estimates:<\/p>\n Temporal stability evaluations demonstrate that the TSIS measures stable social-cognitive traits rather than transient mood states. In an assessment of test-retest reliability over a four-week interval (Silvera et al., 2001), test-retest correlation coefficients ($r_{tt}$<\/span>) were $.81$<\/span> for Social Skills, $.78$<\/span> for Social Information Processing, and $.73$<\/span> for Social Awareness, confirming the longitudinal stability of the instrument.<\/p>\n The factor structure of the TSIS has been rigorously tested using exploratory factor analysis (EFA) and confirmatory factor analysis (CFA) across numerous independent empirical investigations.<\/p>\n During scale construction, Silvera et al. (2001) began with an initial pool of items derived from existing social competence literature. Principal axis factoring with oblique (promax) rotation produced a three-factor solution based on the scree test and eigenvalues exceeding 1.0. The three extracted factors accounted for approximately 43.8% of the total variance. Factor loadings for retained items were high and cleanly demarcated:<\/p>\n Confirmatory factor analyses across international studies consistently demonstrate that the theoretical three-factor oblique model provides an acceptable fit to empirical data. Typical fit indices across independent validation cohorts (e.g., Do\u011fan & \u00c7etin, 2009; Gana et al., 2023) satisfy modern structural equation modeling criteria:<\/p>\n Competing models, including a unidimensional general social intelligence factor model and a two-factor model (collapsing cognitive processing and awareness into a single cognitive factor), yield poor fit indices (CFI $< .75$<\/span>, RMSEA $> .11$<\/span>), confirming that the three dimensions represent empirically non-redundant constructs.<\/p>\n The Tromso Social Intelligence Scale was originally published in 2001<\/strong> in the Scandinavian Journal of Psychology<\/em>. In accordance with the academic dissemination model used by the authors, the scale items were published directly within the seminal peer-reviewed validation paper. The instrument is considered an open-access assessment tool for academic, scientific, and non-commercial educational research purposes without licensing fees. Researchers wishing to employ the TSIS in empirical studies are free to administer the scale, provided appropriate academic attribution is given to Silvera, Martinussen, and Dahl (2001). Commercial implementations, corporate pre-employment testing batteries, or profit-generating clinical software integrations may require permission from the copyright-holding publisher (John Wiley & Sons \/ Nordic Psychological Associations) or the corresponding authors.<\/p>\n2. Keywords<\/h2>\n
3. Authors<\/h2>\n
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4. Purpose<\/h2>\n
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5. Psychological Construct<\/h2>\n
Social Information Processing (SP)<\/h3>\n
Social Skills (SS)<\/h3>\n
Social Awareness (SA)<\/h3>\n
6. Theoretical Framework<\/h2>\n
Thorndike’s Classical Typology of Intelligences<\/h3>\n
Cantor and Kihlstrom’s Cognitive Theory of Social Intelligence<\/h3>\n
Sternberg’s Triarchic Theory of Intelligence<\/h3>\n
Distinction from Emotional Intelligence (EI)<\/h3>\n
7. Validity<\/h2>\n
Construct and Factorial Validity<\/h3>\n
Convergent Validity<\/h3>\n
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Discriminant Validity<\/h3>\n
Predictive and Criterion Validity<\/h3>\n
8. Reliability<\/h2>\n
Internal Consistency<\/h3>\n
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\nho$) ranged between$<\/span>.74$ and $.84$<\/span> across subscales.<\/li>\nTest-Retest Stability<\/h3>\n
9. Factor Analysis<\/h2>\n
Exploratory Factor Structure<\/h3>\n
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Confirmatory Factor Analysis and Model Fit<\/h3>\n
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10. Instrument \/ Measurement Tool<\/h2>\n
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11. Permissions & Fee and Test Year<\/h2>\n
12. References<\/h2>\n
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13. Items of the Scale (Questionnaire)<\/h2>\n