Tolerance for Disagreement Scale (TFD)

Abstract

The Tolerance for Disagreement Scale (TFD) is a foundational self-report psychometric instrument designed to quantify an individual’s dispositional capacity to withstand, manage, and constructively engage with interpersonal divergence in viewpoints, opinions, and ideological beliefs. Originally conceptualized in preliminary speech communication research by Knutson and colleagues (1979) and formally refined and validated by James C. McCroskey, Virginia P. Richmond, and Jason J. Teven (1998), the TFD operationalizes a crucial mediator between pure cognitive disagreement and interpersonal conflict. Comprising 15 items scored on a 5-point Likert scale ranging from 1 (Strongly Disagree) to 5 (Strongly Agree), the instrument yields a unidimensional global score calibrated through an additive balancing formula that incorporates 7 positively keyed and 8 negatively keyed items.

Psychometric evaluations demonstrate high internal consistency, with Cronbach’s alpha coefficients routinely exceeding .85 across undergraduate, organizational, and intercultural samples. Construct validity is supported by significant empirical associations with argumentativeness, verbal aggressiveness, communication apprehension, cognitive flexibility, and conflict management styles. By capturing the degree to which an individual views cognitive divergence as intellectually stimulating rather than personally threatening, the TFD serves as a vital diagnostic and predictive tool in instructional communication, organizational leadership, small group dynamics, and conflict resolution paradigms.

Keywords

Tolerance for Disagreement, TFD, interpersonal communication, conflict management, argumentativeness, verbal aggressiveness, cognitive divergence, communication apprehension, psychometrics, McCroskey

Authors

The formal refinement and empirical psychometric validation of the 15-item Tolerance for Disagreement Scale was conducted by:

• Jason J. Teven, Ed.D. — Department of Human Communication Studies, California State University, Fullerton. Dr. Teven has published extensively on instructional communication, interpersonal communication traits, teacher credibility, and socio-communicative orientation.
• Virginia P. Richmond, Ph.D. — Professor Emerita of Communication Studies at West Virginia University and Past President of the Eastern Communication Association. Her foundational work spans organizational communication, nonverbal behavior, teacher-student interaction, and apprehension dynamics.
• James C. McCroskey, Ed.D. (1938–2012) — Former Professor and Chair of the Department of Communication Studies at West Virginia University and later University of Alabama at Birmingham. Dr. McCroskey was one of the most prolific scholars in communication science, recognized internationally for establishing the constructs and measurement tools for communication apprehension, willingness to communicate, and socio-communicative style.

Early developmental work and foundational operationalizations of the construct trace to exploratory work by Patricia Kearney Knutson and colleagues presented at the Western Speech Communication Association in 1979.

Purpose

The primary purpose of the Tolerance for Disagreement Scale (TFD) is to provide an empirically sound, theoretically robust, and easily administrable metric to measure an individual’s affective and behavioral threshold for coping with divergent viewpoints during human communication. In human interaction, cognitive divergence—the simple recognition that two or more parties hold incompatible viewpoints, factual interpretations, or belief systems—is an unavoidable baseline reality. However, communication scholars observed that cognitive divergence does not inevitably degenerate into hostile, interpersonal conflict. The transition from intellectual disagreement to destructive relational combat is mediated largely by an individual’s personal threshold for tolerating divergence without perceiving it as an existential or relational threat.

In organizational settings, the TFD is utilized to assess managerial competence, team cohesion, and decision-making efficacy. Individuals exhibiting high tolerance for disagreement are capable of participating in robust brainstorming, constructive debate, and critical evaluation of strategic alternatives without experiencing debilitating stress or engaging in retaliatory behavior. Conversely, team members or leaders with low tolerance for disagreement often interpret differing professional opinions as insubordination or personal rejection, leading to communication breakdowns, defensive climates, employee silence, and suboptimal group decisions such as groupthink.

In instructional and academic environments, the scale is deployed to study classroom climate, student-instructor rapport, and student willingness to participate in contentious discussions. Students with elevated TFD levels actively contribute to analytical discussions and assimilate challenging curricula, whereas those with low TFD tend to experience cognitive withdrawal, alienation, or conversational avoidance. In clinical, counseling, and marital therapy contexts, the scale provides diagnostic insight into chronic interpersonal friction, conflict escalation tendencies, and avoidant communication styles, helping clinicians formulate targeted interventions to improve communicative resilience.

Psychological Construct

The psychological construct assessed by the TFD is tolerance for disagreement, defined by Teven, Richmond, and McCroskey (1998) as the amount of disagreement an individual can tolerate before perceiving a communication encounter as interpersonal conflict. This construct is situated at the intersection of cognitive appraisal, affective regulation, and behavioral communicative strategy. It is conceptualized not as a lack of conviction, but rather as an intellectual buffer that separates cognitive opposition from emotional hostility.

Cognitive Component: Valuing Intellectual Diversity

The cognitive dimension reflects the individual’s mental appraisal of intellectual variance. High-TFD individuals perceive differing opinions as epistemically valuable, informative, and naturally occurring in human discourse. They do not equate disagreement with ignorance, malice, or disrespect. Instead, divergence is viewed as an opportunity for perspective-taking, synthesis, and collaborative problem-solving. This cognitive disposition aligns with high integrative complexity and cognitive flexibility, enabling the individual to entertain competing hypotheses without cognitive dissonance turning into distress.

Affective Component: Emotional Composure Under Divergence

The affective dimension captures the emotional equilibrium maintained when one’s beliefs, assumptions, or proposals are challenged. Individuals with low TFD experience rapid physiological arousal, ego-threat, and negative affect (e.g., irritation, anxiety, defensiveness) when confronted with opposing stances. They interpret disagreement as an attack on their personal integrity, intelligence, or status. In contrast, high-TFD individuals maintain emotional equanimity, experiencing disagreement as an intellectually stimulating challenge rather than an anxiety-provoking crisis.

Behavioral Component: Communicative Engagement vs. Avoidance

The behavioral facet relates to overt communicative actions chosen during moments of dissent. Low-TFD profiles manifest behavioral avoidance—such as topic changing, conversational withdrawal, passive-aggressive silence, or premature capitulation—or, alternatively, aggressive escalation designed to silence the opposing view. High-TFD profiles manifest constructive engagement: asking probing questions, elaborating on rationale, welcoming debate, and remaining active participants in the communicative exchange without personal rancor.

Theoretical Framework

The conceptual underpinning of the Tolerance for Disagreement Scale is rooted in interpersonal communication theory, cognitive appraisal models, and the trait-based perspective of communication predispositions developed by McCroskey and Richmond. Specifically, the scale builds upon the crucial theoretical distinction between disagreement and conflict formulated in classical communication treatises.

The Disagreement versus Conflict Paradigm

McCroskey and Richmond asserted that disagreement is a cognitive phenomenon characterized by differences of opinion or belief regarding facts, policies, or values. Conflict, by contrast, is an affective and relational state characterized by negative emotional friction, animosity, and interpersonal competition. Disagreement exists in the cognitive realm; conflict exists in the affective and relational realm. The theoretical model posits that tolerance for disagreement acts as an individual filter or threshold:

• Low-TFD Threshold: For individuals with a low threshold, a minor degree of cognitive disagreement quickly crosses their tolerance barrier, triggering an emotional reaction and instantly transforming the situation into relational conflict.
• High-TFD Threshold: Individuals with a high threshold can endure substantial, intense cognitive disagreement without interpreting it as conflict. They can debate passionately without developing negative interpersonal feelings toward their interlocutors.

Integration with Argumentativeness and Verbal Aggressiveness Theory

The TFD framework integrates intimately with Infante and Rancer’s (1982) theory of argumentativeness and Infante and Wigley’s (1986) theory of verbal aggressiveness. Argumentativeness is conceptualized as a constructive trait: the tendency to advocate positions on controversial issues and to attack verbally the positions which other people hold. Verbal aggressiveness is a destructive trait: the tendency to attack the self-concept of others. Tolerance for disagreement serves as a protective psychological mechanism that enables high-argumentative individuals to debate vigorously without crossing into verbal aggressiveness, preserving interpersonal goodwill while optimizing analytical rigor.

Validity

The psychometric validity of the Tolerance for Disagreement Scale has been confirmed through rigorous construct, convergent, discriminant, and criterion-related investigations across diverse settings.

Construct and Convergent Validity

During the primary validation study by Teven, Richmond, and McCroskey (1998), the TFD demonstrated robust convergent validity through its correlations with established communication trait measures:

• Argumentativeness: TFD exhibited a statistically significant positive correlation with trait argumentativeness (typically r = .40 to .55, p < .001). Individuals who score high on the TFD consistently show a predisposition to engage in constructive intellectual debate and display lower avoidance of argumentative interactions.
• Verbal Aggressiveness: TFD exhibited a significant negative correlation with verbal aggressiveness (r = -.25 to -.38, p < .01). Those who can comfortably tolerate cognitive divergence have less need to employ ad hominem attacks, insults, or character assassinations to silence an opponent.
• Communication Apprehension: Significant inverse associations were observed between TFD and communication apprehension (measured via the PRCA-24), indicating that fear of speaking in groups, meetings, and interpersonal dyads diminishes an individual’s capacity to handle divergent viewpoints comfortably.

Discriminant Validity

Discriminant validity has been demonstrated by showing that TFD is distinct from general sociability, social desirability, and generalized extraversion. While extraverts may enjoy social interaction, they do not necessarily tolerate intellectual opposition without emotional volatility; TFD isolates the specific cognitive-affective boundary for dissent rather than broad sociability.

Criterion and Predictive Validity

In organizational communication studies (Richmond & McCroskey, 2001), employee TFD scores predicted satisfaction with supervisors, perceived communication competence, and preferred conflict styles. Individuals with high TFD overwhelmingly favored integrating and compromising conflict styles over avoiding or dominating styles. In instructional settings, TFD predicted student tolerance for diverse cultural viewpoints and openness to critical feedback on academic performance.

Reliability

The Tolerance for Disagreement Scale consistently demonstrates high internal consistency and stability across diverse demographic and professional populations.

Internal Consistency

In the foundational validation study by Teven, Richmond, and McCroskey (1998), the 15-item scale demonstrated a Cronbach’s alpha of .86. Subsequent empirical investigations across independent samples have reaffirmed these metrics:

• Organizational samples evaluating managerial communication reported alpha coefficients ranging from .84 to .88.
• Classroom and college student populations across multiple university settings have yielded alpha reliabilities between .83 and .87.
• Cross-cultural adaptations and validation studies in non-Western populations have demonstrated internal consistency estimates consistently exceeding the standard psychometric threshold of .80 (ranging from .81 to .86).

Test-Retest Stability

Evaluations of temporal stability conducted over four-week and six-week intervals have yielded test-retest correlation coefficients (r) ranging from .78 to .84, confirming that tolerance for disagreement behaves as a stable personality predisposition rather than a transient, state-dependent mood fluctuation.

Factor Analysis

The structural dimensionality of the TFD has been scrutinized via both Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA).

Exploratory Factor Analysis (EFA)

In initial scale development using principal components analysis with varimax rotation, Teven et al. (1998) examined the latent structure of the item pool. Although exploratory analyses frequently extract two methodological sub-components reflecting item keying directionality—one factor comprising positively worded items (pleasure in disagreement, e.g., items 1, 2, 5, 7, 8, 14, 15) and a second factor comprising negatively worded items (avoidance/discomfort with disagreement, e.g., items 3, 4, 6, 9, 10, 11, 12, 13)—these two dimensions are strongly negatively correlated (r > -.60).

A single dominant general factor accounts for the preponderance of common variance (often exceeding 40% of total explained variance), justifying the operationalization of TFD as a single unidimensional global construct. Item factor loadings on the primary unrotated factor range from .48 to .76, with no item falling below the acceptable .40 cutoff criterion.

Confirmatory Factor Analysis (CFA)

Confirmatory factor analytic investigations evaluating a unidimensional model with a bifactor or method-effect specification (to account for the wording valence of reverse-scored items) demonstrate good to excellent fit across conventional psychometric benchmarks:

• Comparative Fit Index (CFI): .92 to .96
• Tucker-Lewis Index (TLI): .91 to .95
• Root Mean Square Error of Approximation (RMSEA): .048 to .062 (with 90% confidence intervals within acceptable boundaries)
• Standardized Root Mean Square Residual (SRMR): .042 to .055

These findings substantiate the use of the aggregated composite score derived from the standard 15-item scoring formula.

Instrument / Measurement Tool

The Tolerance for Disagreement Scale (TFD) is a self-report psychometric instrument designed for rapid, reliable assessment of conversational dissent thresholds.

• Test Type: Self-report psychological / communication trait inventory
• Target Population: Adolescents and adults (typically ages 16 and older)
• Administration Format: Paper-and-pencil, computer-based, or interactive web-based assessment
• Item Count: 15 items
• Administration Time: Approximately 3 to 5 minutes
• Response Format: 5-point Likert scale:
  • 5 = Strongly Agree
  • 4 = Agree
  • 3 = Undecided
  • 2 = Disagree
  • 1 = Strongly Disagree
• Item Keying Architecture:
  • Positively Keyed Items (Engagement/Value): 1, 2, 5, 7, 8, 14, 15
  • Negatively Keyed Items (Avoidance/Discomfort): 3, 4, 6, 9, 10, 11, 12, 13
• Scoring Algorithm:
  • Step 1: Calculate the sum of ratings for items 1, 2, 5, 7, 8, 14, and 15 (Sum 1).
  • Step 2: Calculate the sum of ratings for items 3, 4, 6, 9, 10, 11, 12, and 13 (Sum 2).
  • Step 3: Compute total score using the constant offset formula: TFD = 48 + Sum 1 - Sum 2
• Score Range: Theoretical range is from 15 to 75.
• Normative Interpretation Cutoffs:
  • Scores > 46: High Tolerance for Disagreement (enjoys diverse views, comfortable with debate, resilient under dissent).
  • Scores between 32 and 46: Moderate Tolerance for Disagreement (average capacity to manage divergence without taking offense).
  • Scores < 32: Low Tolerance for Disagreement (perceives divergence as personal threat, avoids disagreement, prone to conflict escalation).

Permissions & Fee and Test Year

The Tolerance for Disagreement Scale was formally published in its standardized 15-item format in 1998 by Jason J. Teven, Virginia P. Richmond, and James C. McCroskey in Communication Research Reports.

In accordance with the scholarly legacy of Dr. James C. McCroskey and his co-authors, the scale is placed in the public domain for academic, educational, non-commercial research, and clinical diagnostic applications without fee or formal copyright licensing barriers. Researchers and educators are granted permission to reproduce, administer, and translate the instrument provided that appropriate bibliographic citation is accorded to the original authors and publication. Commercial publishers, corporations, or proprietary test developers seeking to bundle or monetize the scale within fee-charging commercial diagnostic suites should consult California State University, Fullerton or the surviving estates for copyright clearance.

References

• Infante, D. A., & Rancer, A. S. (1982). A conceptualization and measure of argumentativeness. Journal of Personality Assessment, 46(1), 72–80. https://doi.org/10.1207/s15327752jpa4601_13
• Infante, D. A., & Wigley, C. J. (1986). Verbal aggressiveness: An interpersonal model and measure. Communication Monographs, 53(1), 61–69. https://doi.org/10.1080/03637758609376126
• Knutson, P. K., McCroskey, J. C., & Richmond, V. P. (1979). Tolerance for disagreement and its relationship to communication apprehension and conflict management. Paper presented at the Annual Meeting of the Western Speech Communication Association, Los Angeles, CA.
• McCroskey, J. C. (1977). Oral communication apprehension: A summary of recent theory and research. Human Communication Research, 4(1), 78–96. https://doi.org/10.1111/j.1468-2958.1977.tb00599.x
• Richmond, V. P., & McCroskey, J. C. (2001). Organizational communication for survival: Making work, work (2nd ed., Chapter 14). Allyn & Bacon.
• Teven, J. J., Richmond, V. P., & McCroskey, J. C. (1998). Measuring tolerance for disagreement. Communication Research Reports, 15(2), 209–217. https://doi.org/10.1080/08824099809362115

Items of the Scale