Self-Concept Semantic Differential Scale

Abstract

The Self-concept Semantic Differential Scale is a psychological instrument designed to quantify an individual’s perception of the self-concept using the well-established Semantic Differential Technique. Developed initially within the context of sociological and criminological research by Schwartz and Tangri (1965), this scale employs a concise set of bipolar adjectives that respondents rate on a 7-point continuum. The primary objective is to measure the evaluative, potency, and activity dimensions of the self, reflecting how individuals judge their own character and attributes. This specific iteration of the scale was notably utilized in studies exploring the relationship between self-perception and adolescent delinquency, suggesting that a positive self-concept may act as an insulator against deviant behavior.

Keywords

Self-concept, Semantic Differential Technique, Psychometrics, Self-Esteem, Bipolar Adjectives, Delinquency, Social Psychology, Sociological Measures.

Authors

Michael Schwartz, Sandra S. Tangri, John P. Robinson, Phillip R. Shaver.

Purpose

The core purpose of the Self-concept Semantic Differential Scale is the efficient and standardized measurement of an individual’s subjective self-evaluation. By utilizing the structured format of the semantic differential, the scale captures the connotative meaning that the self holds for the respondent. Unlike traditional questionnaires, this technique forces the assessment of the self across specific, contrasting dimensions, yielding a multidimensional profile of self-perception.

Historically, the instrument was employed to test hypotheses regarding the protective function of a robust, positive self-concept within high-risk populations. Specifically, Schwartz and Tangri (1965, 1967) applied this measure to examine how self-image might mediate the likelihood of engaging in delinquency among young people, positioning the scale as a tool for predictive social research. It provides a quick, yet psychometrically sound, method for assessing the respondent’s overall evaluative attitude toward themselves.

Construct

The scale measures the psychological construct of self-concept. Rooted in the theories of Osgood, the semantic differential format inherently captures three primary factors of meaning: Evaluation, Potency, and Activity. In the context of self-concept, these factors translate into:

• Evaluation: Items such as “Good/Bad” and “Important/Unimportant” reflect overall self-esteem and affective judgment of the self. This is typically the strongest factor in self-concept measures.
• Potency: Items like “Tough/Soft” and “Superior/Inferior” capture the perceived strength, power, or efficacy of the self.
• Activity: This factor relates to the perceived dynamism or energy of the self (though less represented in this specific 10-item set), ensuring the measurement provides a comprehensive picture of self-perception beyond mere positivity or negativity.

The scale assumes that the individual’s self-concept is not unitary but a combination of these various semantic dimensions, allowing researchers to calculate a composite self-score or analyze sub-scores based on these underlying factors.

Validity

While specific detailed psychometric reports for this exact 10-item version are often embedded within larger studies, the validity of the Self-concept Semantic Differential relies heavily on the established validity of the Semantic Differential Technique itself. This technique demonstrates high face validity, as the bipolar adjectives directly reflect common evaluative judgments used in everyday language.

In terms of construct validity, the scale is expected to correlate significantly with other established measures of global self-esteem and self-worth. Studies using this instrument often report criterion validity by demonstrating that positive self-concept scores are inversely related to external criteria such as measures of social deviance, rates of delinquency, and poor academic performance, consistent with the foundational research by Schwartz and Tangri. The inclusion in the comprehensive 1969 compilation by Robinson and Shaver further attests to its recognized utility in social psychological research.

Reliability

Reliability for semantic differential scales is generally assessed using internal consistency measures, such as Cronbach’s Alpha, and test-retest reliability. Although specific alpha coefficients for the 10-item scale are not provided in the primary source document, similar self-concept measures utilizing the semantic differential format typically yield acceptable internal consistency (alphas often ranging from 0.75 to 0.90), particularly when the items load heavily onto the central Evaluation factor.

Test-retest reliability is crucial for measuring the stability of the self-concept over time. Since self-concept is considered a relatively stable personality trait in adults, high retest correlations are generally expected, confirming that the scale provides consistent measurement across administrations, provided no major life events intervene that would fundamentally alter the individual’s self-perception.

Factor Analysis

The underlying structure of the Semantic Differential Technique, upon which this scale is built, has been extensively studied through factor analysis since the 1950s. Factor analytic studies consistently reveal that the variance in responses across a wide range of concepts (including the self) can be explained by three orthogonal factors: Evaluation (E), Potency (P), and Activity (A).

For the Self-concept Semantic Differential Scale, factor analysis would be performed to confirm which specific items load onto which factor. Based on the provided items (e.g., Good/Bad, Kind/Cruel), it is expected that a strong primary factor—Evaluation—would emerge, accounting for the majority of the variance, followed by a secondary factor related to Potency (e.g., Tough/Soft, Superior/Inferior). Identifying these factors is essential for calculating meaningful sub-scores and ensuring the scale is measuring the intended dimensions of the self.

Instrument

Test Type: Self-report questionnaire / Psychometrics Scale (Semantic Differential).

Format: 10 items, 7-point bipolar adjective scale.

Language Available: English (Original). Translations may exist depending on specific research use.

Population Group: General population, often used with adolescents and young adults.

Age Group: Typically 12 years and older (Adolescents and Adults).

Population Details: Originally applied to samples of high school students and populations involved in studies concerning social attitudes and delinquency.

Test Methodology: Respondents are instructed to rate the concept “I AM” along the continuum between pairs of contrasting adjectives. Scoring involves assigning numerical values (1-7) to responses, ensuring that items with reversed polarity (e.g., Square/Cool, Selfish/Unselfish) are scored consistently so that a higher total score reflects a more positive self-concept.

Keywords

Semantic differential, Self-assessment, Psychological measurement, Self-image, Attitude scales, Social construct, Personality assessment.

Authors

Author ORCID Identifier: N/A (Information not readily available for all authors from the 1960s).

Affiliation Email addresses: N/A (Information not provided).

Correspondence Address: N/A (Historically associated with the Institute for Social Research, University of Michigan).

Permissions & Fee and Test Year

The scale structure, being a variation of the widely used Semantic Differential Technique, is generally available for academic and research use without proprietary fees. The specific 10-item version cited here was developed and documented around 1965-1969. Researchers utilizing this specific set should cite the original authors (Schwartz & Tangri) and the compilation source (Robinson & Shaver).

The original PDF compilation containing this instrument, titled “Measures of social psychological attitudes,” can be downloaded here: https://www.psc.isr.umich.edu/dis/infoserv/isrpub/pdf/Measuresofsocialpsychologicalattitudes_2928_.PDF

Reference’s

• Robinson, John P., Shaver, Phillip R. (1969). Measures of Political Attitudes. Institute for Social Research, University of Michigan. Ann Arbor, Michigan.
• Schwartz, M. and Tangri, Sandra S. (1965). A note on self-concept as insulator against delinquency. American Sociological Review, 30(6), 922-926.
• Tangri, Sandra S. and Schwartz, Michael. (1967). Delinquency Research and the Self-Concept Variable, 58 J. Crim. L. Criminology & Police Sci. 182.

Items of the Self-concept Semantic Differential Scale