Rathus Assertiveness Scale (RAS)

Abstract

The Rathus Assertiveness Scale (RAS) is one of the most widely utilized and extensively validated psychometric instruments designed to assess self-reported assertiveness in adolescents and adults. Developed in 1973 by psychologist Spencer A. Rathus, the instrument was formulated to address the methodological and clinical limitations of earlier behavioral assessment tools that lacked empirical standardization or had become outdated. Comprising 30 items, the RAS evaluates an individual’s behavioral dispositions across diverse interpersonal contexts, including expressing personal opinions, initiating social interactions, standing up for individual rights, refusing unreasonable requests, and managing interpersonal conflict. Respondents evaluate each item using a 6-point Likert response format ranging from “very much like me” to “very much unlike me” (traditionally scored on a bidirectional continuum from +3 to -3, or transformed into continuous linear scales). Psychometrically, the RAS demonstrates robust temporal stability and internal consistency; original validation research established an eight-week test-retest reliability coefficient of r = .78 and a split-half reliability coefficient of r = .77, with subsequent independent investigations reporting Cronbach’s alpha coefficients ranging from .82 to .86. The scale exhibits sound criterion-related validity through significant correlations with external peer ratings, behavioral role-playing tasks, and related self-report inventories. While originally conceptualized as a unidimensional measure of social assertiveness, subsequent exploratory and confirmatory factor analyses have identified multifaceted dimensions, such as refusal assertiveness, initiatory assertiveness, and conversational boldness. Despite modern critiques concerning the semantic phrasing of several items and subtle overlaps with aggressive assertiveness, the RAS remains a foundational psychometric assessment in cognitive-behavioral therapy (CBT), social skills training, and cross-cultural communication research.

Keywords

Rathus Assertiveness Scale, RAS, assertiveness, behavioral assessment, social skills training, interpersonal communication, cognitive behavioral therapy, psychometrics, test-retest reliability, construct validity, social competence

Authors

The Rathus Assertiveness Scale was conceptualized, constructed, and validated by Spencer A. Rathus, Ph.D. At the time of the scale’s creation and initial validation in 1973, Dr. Rathus was affiliated with the Department of Psychology at Montclair State College (now Montclair State University) in Upper Montclair, New Jersey, United States. Dr. Rathus subsequently served as a prominent academic, researcher, and author affiliated with New York University and The College of New Jersey. His research primarily focused on behavior therapy, cognitive restructuring, human development, and the operationalization of social and interpersonal competence. His seminal work, “A 30-item schedule for assessing assertive behavior”, published in the journal Behavior Therapy in 1973, established an empirical baseline for quantifying assertiveness in therapeutic and experimental paradigms.

Purpose

The fundamental purpose of the Rathus Assertiveness Scale is to measure an individual’s trait level of assertive behavior and to serve as a standardized, objective evaluation tool for tracking behavioral change resulting from assertion training and social skills interventions. During the late 1960s and early 1970s, clinical psychology experienced a marked paradigm shift toward behavioral conditioning and cognitive-behavioral therapies. Clinicians and behavioral researchers routinely targeted interpersonal inhibition, passive submission, and non-assertive interpersonal withdrawal as major maintaining factors in social anxiety, depressive disorders, and generalized interpersonal distress.

Prior to the publication of the RAS, existing measurement tools—such as the Allport A-S Reaction Study (Allport, 1928), the Guilford-Zimmerman Temperament Survey subscales (Guilford & Zimmerman, 1956), and the Wolpe-Lazarus Assertiveness Questionnaire (Wolpe & Lazarus, 1966)—exhibited critical limitations. Many were either overly antiquated in language, lacked empirical normative data, mixed neurotic distress directly with assertiveness, or relied entirely on unstructured clinical interviews that prevented uniform quantification. Spencer Rathus designed the RAS to provide a modern, psychometrically rigorous, self-administered questionnaire capable of yielding a continuous composite score and standardized percentile rankings.

In clinical practice, the RAS serves dual diagnostic and therapeutic roles. Prior to initiating treatment, practitioners administer the scale to identify specific behavioral deficits, such as difficulties in making demands, expressing spontaneous feelings, saying “no” to exploitative peers or salespersons, or confronting unfair situations. Throughout treatment, the scale functions as an empirical pre- and post-intervention outcome metric, enabling therapists to objectively document progress across cognitive restructuring, behavioral rehearsal, modeling, and in vivo exposure exercises. In research contexts, the RAS is widely employed in clinical trials to evaluate the comparative efficacy of distinct therapeutic approaches (e.g., behavioral role-playing versus pharmacological interventions) and in organizational settings to investigate the impact of assertive communication on leadership performance, conflict resolution, and occupational burnout.

Psychological Construct

The construct of assertiveness measured by the RAS is defined within behavioral psychology as the ability to openly, honestly, and directly express one’s personal rights, feelings, opinions, and needs without undue anxiety, and without violating or infringing upon the interpersonal rights of others. Spencer Rathus operationalized assertiveness not as an immutable internal personality essence, but rather as an actionable repertoire of learned interpersonal behaviors manifested across specific social interactions.

Assertiveness occupies a central position along a tripartite behavioral continuum bounded by two maladaptive extremes: passivity (or submissiveness) on one end, and aggressiveness (or hostility) on the other. Passive individuals systematically subordinate their own legitimate needs to those of others, fail to express dissatisfaction, tolerate exploitation, and harbor internal resentment. Conversely, aggressive individuals enforce their demands through coercion, hostility, intimidation, and relational infringement. Assertiveness represents the adaptive middle ground wherein individuals maintain personal integrity while respecting reciprocal boundaries.

Although the original RAS was scored as a unidimensional aggregate index, psychometric scrutiny has parsed the construct into several observable behavioral domains represented across the 30 items:

• Refusal Assertiveness (Setting Boundaries): The capacity to decline unreasonable requests, resist undue social pressures, and say “no” without disproportionate guilt or discomfort. This is exemplified by items addressing difficulty in turning down persistent salespersons (Item 3) or feeling compelled to acquiesce to demanding individuals (Item 23).
• Demand Assertiveness (Right Violation Remediation): The propensity to actively advocate for oneself when mistreated, receiving substandard service, or experiencing consumer dissatisfaction. Exemplified by complaining about inadequate food or service in commercial establishments (Items 4 and 25) or demanding to know why one is ordered to perform tasks (Item 5).
• Conversational Initiatory Assertiveness: The spontaneous initiation, sustenance, and termination of social contact with novel individuals, romantic interests, or authority figures. Exemplified by enjoying conversations with unfamiliar strangers (Item 10) versus experiencing profound behavioral paralysis when interacting with attractive acquaintances (Item 11).
• Direct Emotional Expression: The transparent communication of both positive and negative emotional states, including conveying affection, giving compliments, and voicing disagreement or annoyance toward respected relatives rather than somatizing or suppressing feelings (Items 6, 15, 21, and 24).
• Public and Academic Confrontation (Voice Boldness): The willingness to speak out publicly in educational or community gatherings, challenge respected figures when factually inaccurate, or verbally halt disruptive neighbors in theaters and public lectures (Items 18 and 27).

Theoretical Framework

The theoretical framework underpinning the Rathus Assertiveness Scale is rooted in classical conditioning, operant conditioning, and the foundational behavior therapy paradigms articulated by Joseph Wolpe and Arnold A. Lazarus. In their seminal 1966 work, Behavior Therapy Techniques, Wolpe and Lazarus posited that social anxiety and unassertive behavior are fundamentally functional expressions of conditioned autonomic fear responses elicited by interpersonal stimuli.

Central to Wolpe’s theoretical model is the principle of reciprocal inhibition: if a response inhibitory to anxiety (such as assertive motor action, outward emotional expression, or righteous indignation) can be made to occur in the presence of anxiety-provoking cues, the physiological bond between those cues and the anxiety response will be systematically weakened. When an individual engages in an assertive response—such as directly refusing an unreasonable demand—the physiological and cognitive engagement of assertive agency directly counteracts and inhibits the parasympathetic or sympathetic inhibition associated with submissive avoidance.

Rathus integrated this conditioning framework with Albert Bandura’s social learning theory, recognizing that assertive deficits stem from two primary pathways: (1) an absence of behavioral skill repertoires due to deficient modeling or reinforcement history, and (2) conditioned cognitive inhibitions, wherein the individual anticipates severe punitive consequences, social rejection, or moral failure for stating preferences. The RAS reflects this dual framework: items capture both the behavioral enactment (e.g., “I complain about poor service”) and the cognitive-affective inhibitions (e.g., “I have avoided asking questions for fear of sounding stupid”; “During an argument, I am sometimes afraid that I will get so upset that I will shake all over”).

Validity

The validity of the Rathus Assertiveness Scale has been evaluated extensively across experimental, clinical, and community cohorts, confirming its capacity to measure assertiveness distinct from generalized psychopathology while identifying relevant behavioral correlates.

Criterion and Concurrent Validity

In his original validation study, Rathus (1973) established criterion validity by comparing participants’ self-reported RAS scores with two external validation measures: (1) independent peer ratings of assertiveness provided by close acquaintances, and (2) objective behavioral role-playing tasks. In the peer-rating paradigm, participants were rated by peers who had observed their daily social interactions over sustained periods; the correlation between RAS composite scores and peer evaluations reached statistical significance (r = .33 to .62, p < .01). Furthermore, in standardized laboratory stress situations, individuals with high RAS scores exhibited significantly greater behavioral latency to compliance and produced a greater frequency of direct, non-apologetic refusal statements compared to low scorers.

Convergent Validity

Subsequent psychometric investigations have established strong convergent validity between the RAS and alternative social competence inventories. The RAS correlates positively and significantly with the College Self-Expression Scale (CSES; Galassi et al., 1974), demonstrating correlation coefficients typically ranging between r = .60 and .75. It also correlates positively with measures of self-esteem (e.g., the Rosenberg Self-Esteem Scale), extraversion on the Eysenck Personality Inventory, and perceived internal locus of control. Conversely, the RAS exhibits significant negative correlations with measures of social anxiety, shyness, neurotic introversion, and public speaking apprehension (correlations typically ranging from r = -.40 to -.65).

Discriminant Validity

A primary point of psychometric inquiry surrounding the RAS is its ability to discriminate between constructive assertiveness and overt, maladaptive aggression. While the RAS was developed to measure assertiveness, certain items—such as Item 7 (“There are times when I look for a good, vigorous argument”) and Item 28 (“Anyone attempting to push ahead of me in a line is in for a good battle”)—exhibit semantic qualities aligned with combative or hostile tendencies. Research by Thompson and Berenbaum (2011) examining adaptive and aggressive assertiveness highlighted that the original RAS demonstrates modest to moderate positive associations with measures of trait aggressiveness, hostility, and dominance (coefficients ranging between r = .25 and .35). While this validates the scale’s sensitivity to confrontational boldness, it highlights the necessity of distinguishing between prosocial rights-expression and aggressive interpersonal antagonism.

Reliability

The Rathus Assertiveness Scale has demonstrated consistently high reliability across diverse cultural, linguistic, and chronological cohorts over five decades of empirical administration.

Test-Retest Stability

In the foundational psychometric study conducted by Spencer Rathus (1973), temporal stability was evaluated using an undergraduate university sample over an eight-week interval. The resulting Pearson product-moment correlation coefficient was r = .78 (p < .001), indicating moderate to high stability over time. Subsequent replications confirmed strong temporal consistency: Vaal (1975) documented a test-retest coefficient of r = .81 across a four-week interval in clinical outpatients, while Nevid (1977) reported stability coefficients exceeding .80 over intervals ranging from two to six weeks.

Internal Consistency

Internal consistency metrics for the RAS demonstrate that the 30 items possess substantial inter-item cohesion. Rathus (1973) originally reported a split-half reliability coefficient of r = .77, corrected via the Spearman-Brown prophecy formula. Later cross-national psychometric adaptations confirmed these findings using modern internal consistency metrics. In a comprehensive psychometric investigation of the Swedish adaptation of the RAS, Gustafson (1992) reported a Cronbach’s alpha coefficient of .82 across adult participants. Other psychometric evaluations in clinical and general populations report Cronbach’s alpha values typically clustering between .80 and .86, demonstrating that the individual items reliably contribute to the overarching construct of assertive behavior.

Factor Analysis

Although Spencer Rathus constructed the RAS as an omnibus unidimensional assessment of assertiveness, subsequent multivariate empirical investigations utilizing Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA) have uncovered a stable multidimensional latent architecture.

Early factor-analytic work by Hull and Schroeder (1979) and Henderson and Furnham (1983) challenged the assumption of strict unidimensionality. When subjected to principal component analysis with varimax rotation, the RAS consistently yields between four and six distinct factors accounting for approximately 42% to 55% of the total variance:

• Factor 1: Assertive Confrontation / Combative Defense: Accounts for the largest single proportion of variance (typically 15–20%). This factor includes items reflecting direct verbal resistance and confrontation when mistreated or challenged, heavily weighted by Items 4, 18, 25, 27, and 28 (e.g., standing ground in lines, confronting moviegoers, disputing restaurant service). Factor loadings for these items typically range from .55 to .75.
• Factor 2: Refusal of Unreasonable Demands / Boundary Setting: Characterized by high positive loadings for reverse-scored items reflecting submissive acquiescence, including Item 3 (difficulty refusing salespersons), Item 23 (inability to say “no”), and Item 9 (feeling taken advantage of). Factor loadings consistently exceed .50.
• Factor 3: Spontaneous Emotional Expression / Social Frankness: Comprises items assessing transparency in emotional disclosure and self-expression, prominently anchored by Item 21 (“I am open and frank about my feelings”) and Item 29 (“I am quick to express an opinion”).
• Factor 4: Social Confidence and Shyness in Dating/Initiatory Contexts: Primarily involves reverse-scored social avoidance items, such as Item 2 (hesitating to date due to shyness), Item 11 (paralysis when conversing with attractive individuals), and Item 16 (fearing to ask questions lest one sound stupid).
• Factor 5: Avoidance of Public Humiliation / Reticence: Emphasizes self-monitoring and social embarrassment, characterized by Item 12 (hesitating to phone businesses), Item 13 (preferring written applications over face-to-face interviews), and Item 14 (embarrassment when returning merchandise).

Confirmatory factor analytic investigations evaluating a single second-order “General Assertiveness” factor driving these distinct sub-domains generally document acceptable model fit indices (e.g., Comparative Fit Index [CFI] > .90, Root Mean Square Error of Approximation [RMSEA] < .06), supporting the clinical practice of utilizing an aggregate total score while encouraging researchers to examine specific sub-factors when granular behavioral profiles are warranted.

Instrument / Measurement Tool

The Rathus Assertiveness Scale is a self-report paper-and-pencil or computer-administered behavioral inventory consisting of 30 declarative statements. The structural parameters and scoring protocols are detailed below:

• Test Type: Standardized psychological self-report inventory / Behavioral rating schedule.
• Target Population: Adolescents, university students, and adults.
• Administration Time: Approximately 8 to 12 minutes.
• Item Count: 30 items.
• Response Scale: 6-point forced-choice Likert continuum:
  • very much like me (+3)
  • rather like me (+2)
  • slightly like me (+1)
  • slightly unlike me (-1)
  • rather unlike me (-2)
  • very much unlike me (-3)

  (Note: The scale deliberately omits a neutral zero point to prevent respondent ambivalence and ensure directional commitment.)

• Scoring and Directionality:
  • The RAS contains both positively keyed (assertive) items and negatively keyed (submissive/inhibited) items.
  • Positively Scored Items (13 items): 4, 5, 7, 8, 10, 18, 21, 22, 25, 27, 28, 29. (Responses maintain their direct sign: +3 to -3).
  • Reversed Items (17 items): 1, 2, 3, 6, 9, 11, 12, 13, 14, 15, 16, 17, 19, 20, 23, 24, 26, 30. (Numerical values are multiplied by -1 before summing; for example, endorsing “very much like me” [+3] on a reversed item converts to -3).
  • Total Score Calculation: The algebraic sum of all 30 recoded values yields a continuous composite score ranging from -90 to +90.
  • Alternatively, modern electronic versions frequently transform responses onto a linear 1 to 6 scale, producing scores from 30 to 180.
• Score Interpretation:
  • Scores < -20: Marked non-assertiveness, interpersonal inhibition, behavioral submissiveness, and elevated vulnerability to social exploitation. Recommended for assertion training.
  • Scores between -20 and +20: Moderate, situational assertiveness; typical baseline range for average general adult populations.
  • Scores > +20: High assertiveness; strong communicative independence, spontaneous opinion expression, and robust interpersonal boundary defense. Extreme positive scores (> +60) should be evaluated to ensure assertiveness is not crossing into interpersonal aggressiveness or relational dominance.

Permissions & Fee and Test Year

The Rathus Assertiveness Scale was officially published in 1973 by Spencer A. Rathus in the academic journal Behavior Therapy (Elsevier). Following standard conventions for academic psychometric schedules established during this era, Dr. Rathus published the complete 30-item schedule directly within the journal article to ensure open scientific dissemination. Consequently, the instrument is widely recognized as residing in the public domain for non-commercial clinical, educational, and scientific research purposes. Researchers and mental health practitioners may administer, adapt, and score the scale without payment of royalty fees or formal licensing charges, provided appropriate bibliographic attribution is given to the original 1973 publication. Commercial aggregations, software distribution for profit, or proprietary inclusion in enterprise wellness platforms must respect the copyright held by the original publisher (Association for Behavioral and Cognitive Therapies / Elsevier).

References

Allport, G. W. (1928). A test for ascendance-submission. The Journal of Abnormal and Social Psychology, 23(2), 118–136. https://doi.org/10.1037/h0073932

Galassi, J. P., DeLo, J. S., Galassi, M. D., & Bastien, S. (1974). The College Self-Expression Scale: A measure of assertiveness. Behavior Therapy, 5(2), 165–171. https://doi.org/10.1016/S0005-7894(74)80131-0

Guilford, J. P., & Zimmerman, W. S. (1956). Fourteen dimensions of temperament. Psychological Monographs: General and Applied, 70(10), 1–26. https://doi.org/10.1037/h0093717

Gustafson, R. (1992). A Swedish psychometric test of the Rathus Assertiveness Schedule. Psychological Reports, 71(2), 479–482. https://doi.org/10.2466/pr0.1992.71.2.479

Henderson, M., & Furnham, A. (1983). Dimensions of assertiveness: Factor analysis of five assertiveness inventories. Journal of Behavior Therapy and Experimental Psychiatry, 14(3), 223–231. https://doi.org/10.1016/0005-7916(83)90052-4

Hull, D. B., & Schroeder, H. E. (1979). Some interpersonal concerns of assertiveness. Behavior Therapy, 10(5), 670–673. https://doi.org/10.1016/S0005-7894(79)80072-6

Nevid, J. S. (1977). Factor analysis of the Rathus Assertiveness Schedule: A search for construct validity. Journal of Consulting and Clinical Psychology, 45(4), 706–707. https://doi.org/10.1037/0022-006X.45.4.706

Rathus, S. A. (1973). A 30-item schedule for assessing assertive behavior. Behavior Therapy, 4(3), 398–406. https://doi.org/10.1016/S0005-7894(73)80120-0

Thompson, R. J., & Berenbaum, H. (2011). Adaptive and aggressive assertiveness scales (AAA-S). Journal of Psychopathology and Behavioral Assessment, 33(3), 323–334. https://doi.org/10.1007/s10862-011-9226-9

Vaal, J. J. (1975). The Rathus Assertiveness Schedule: Reliability at the junior high school level. Behavior Therapy, 6(4), 566–567. https://doi.org/10.1016/S0005-7894(75)80016-5

Wolpe, J., & Lazarus, A. A. (1966). Behavior therapy techniques: A guide to the treatment of neuroses. Pergamon Press.

Items of the Scale