Disgust with the Person in the Ad (DGAD)

1. Abstract

The Disgust with the Person in the Ad (DGAD) scale is a specialized psychometric instrument engineered to quantify the intensity of moral objection, visceral revulsion, and socio-moral indignation that consumers experience toward a human endorser, model, or featured actor within an advertisement. Originating from empirical investigations into offensive advertising and consumer ethics—crystallized within the meta-analytic framework of Rößner, Gvili, and Eisend (2021)—the DGAD addresses a crucial void in marketing communications and consumer psychology. While traditional affective metrics capture generalized negative valence or aesthetic disapproval (e.g., simple dislike, irritation, or boredom), the DGAD isolates a distinct moral-emotional reaction rooted in perceived ethical boundary transgressions, social taboos, or stigmatizing behaviors exhibited by the featured endorser.

Comprising a unidimensional, four-item self-report battery, the instrument captures two deeply interwoven sub-facets: (1) ideological and ethical objection to the person’s character, conduct, or symbolic presence in the media narrative, and (2) somatic-moral disgust directed at both the individual and the focal promotional execution. Administered typically via a 7-point Likert-type scale or semantic differential format, the DGAD exhibits exemplary psychometric properties across diverse empirical studies. Confirmatory factor analytic investigations demonstrate strong factor determinacy, with standardized factor loadings consistently exceeding .80, internal consistency coefficients (Cronbach’s alpha and McDonald’s omega) typically above .88, and high average variance extracted (AVE > .65). By distinguishing socio-moral revulsion from generic ad skepticism or product dissatisfaction, the DGAD provides researchers and corporate practitioners with a rigorous diagnostic tool to evaluate moral hazard, corporate brand boycotts, endorser scandal contagion, and the boundary conditions of provocative shock advertising.

2. Keywords

Disgust with the Person in the Ad, DGAD, offensive advertising, moral disgust, consumer ethics, endorser backlash, taboo marketing, emotional appraisal theory, CAD triad, brand contagion

3. Authors

The theoretical conceptualization, empirical validation, and meta-analytic synthesis surrounding the Disgust with the Person in the Ad (DGAD) operationalization are primarily associated with:

• Anna Rößner — Department of Marketing and Media Research, European University Viadrina, Frankfurt (Oder), Germany. Research focus: Offensive advertising, emotional processing, and consumer moral judgment.
• Yaniv Gvili — School of Media Studies, The College of Management Academic Studies (Colman), Rishon LeZion, Israel. Research focus: Digital marketing communications, socio-cultural advertising effects, and consumer behavior.
• Martin Eisend — Chair of Marketing, European University Viadrina, Frankfurt (Oder), Germany. Corresponding scholarly contributor: [email protected]. Research focus: Meta-analysis in marketing, advertising effects, consumer psychology, and credibility theory.

4. Purpose

In modern marketing ecosystems, the strategic deployment of human endorsers, influencers, and provocative cultural tropes is ubiquitous. However, promotional campaigns frequently cross normative cultural, ethical, or ideological thresholds, provoking acute public outrage and brand boycotts. The Disgust with the Person in the Ad (DGAD) scale was developed to systematically evaluate the precise mechanism of moral disgust triggered by endorser identity, persona, or represented behavior in commercial communications. While previous advertising scales focused on cognitive irritation, boredom, or generic low-valence affect (such as negative attitude toward the ad, $A_{ad}$), such instruments fail to encapsulate the deontological judgment and affective revulsion that arise when an audience perceives an endorser as morally contaminated or socially toxic.

The clinical, theoretical, and practical purposes of the scale are multifaceted:

• Isolating Socio-Moral Disgust from Generic Dislike: Conventional marketing scales often measure dislike on simple bipolar scales (e.g., pleasant/unpleasant, favorable/unfavorable). Disgust, however, is a fundamental, functional emotion governed by withdrawal, contamination avoidance, and ethical condemnation. The DGAD isolates this distinct affective state, ensuring that researchers do not conflate mild aesthetic disapproval with intense moral repudiation.
• Diagnostic Pre-testing for Endorser Selection: Brands routinely face severe reputational risks when contracting celebrity endorsers or social media influencers who may possess polarising reputations or unaddressed ethical controversies. The DGAD serves as a pre-market diagnostic instrument, determining whether exposure to an endorser induces visceral consumer revulsion that could spill over onto corporate equity.
• Investigating Shock Advertising and Moral Contagion: Advertisers frequently utilize provocative, taboo, or boundary-pushing themes to capture visual attention within hyper-saturated digital environments. The DGAD operationalizes the negative emotional payload of shock advertising, permitting researchers to map the curvilinear tipping points where attention-grabbing controversy transforms into catastrophic brand alienation and consumer boycotts.
• Facilitating Cross-Cultural and Subcultural Ethics Research: Because moral boundaries and taboo sensitivity vary widely across religious, cultural, and political demographics, the DGAD provides an empirical baseline to measure how distinct market segments evaluate the ethical appropriateness of specific human representations in advertising.

5. Psychological Construct

The construct assessed by the DGAD is defined as the intensity of moral opposition, socio-normative indignation, and visceral disgust experienced by an individual toward an endorser or featured actor in a promotional message, which subsequently generalizes to the advertisement itself. Disgust is evolutionarily rooted in the avoidance of biological pathogens and physical contamination (Rozin et al., 2008). However, through cultural evolution, this primary defense mechanism expanded into the socio-moral sphere. Socio-moral disgust is elicited not by physical putrefaction, but by perceived violations of cultural taboos, ethical norms, fairness, and human dignity.

The DGAD operates as an integrative unidimensional construct composed of two complementary theoretical dimensions:

1. Deontological and Moral Opposition

This facet captures the cognitive and normative judgment that the featured person represents an ethical transgression. It reflects the consumer’s belief that the individual is socially illegitimate, hypocritical, harmful, or fundamentally inappropriate for public elevation. For example, when a corporation casts an endorser who has engaged in documented financial corruption, domestic abuse, or overt hate speech, audience members do not merely find the visual aesthetics unappealing; they experience a principled, ethical objection to the person’s societal presence and commercial reward. The cognitive appraisal centers on illegitimacy: “This person has violated shared community values and ought not to be granted this platform.”

2. Affective Disgust and Contagion Response

This facet captures the visceral, emotional revulsion that accompanies the moral objection. Grounded in the law of contagion, consumers perceive that moral toxicity is physically transmissible. The revulsion experienced toward the individual transfers directly onto the advertisement itself, and ultimately onto the endorsed product or brand. When an observer feels disgust toward the person in the ad, that individual becomes a perceptual contaminant. The psychological experience involves physical repulsion (e.g., mild nausea, turning away, physiological grimacing) coupled with an urgent impulse to distance the self from the endorser and any object associated with them.

Crucially, the construct does not measure cognitive skepticism regarding product claims (such as ad skepticism or counter-arguing), nor does it capture irritation driven by high ad frequency or jarring audio-visual design. Instead, the DGAD specifically evaluates the ethical rejection of the human agent acting as the focal point of the marketing transmission.

6. Theoretical Framework

The conceptual architecture of the DGAD is firmly anchored within three prominent theoretical frameworks in psychology and consumer research:

The CAD Triad Hypothesis

Formulated by Rozin, Lowery, Imada, and Haidt (1999), the CAD triad hypothesis proposes that three primary moral emotions—Contempt, Anger, and Disgust—correspond to violations of three distinct moral codes identified by Shweder: Community, Autonomy, and Divinity.

• Anger responds to violations of autonomy (individual rights, justice, fairness).
• Contempt responds to violations of community standards (social hierarchy, duty, respect).
• Disgust responds to violations of divinity, purity, and sacred moral boundaries.

In the context of advertising, when an endorser is perceived to have violated fundamental codes of decency, physical integrity, or moral purity, the consumer does not merely respond with cold cognitive disagreement or hot anger; they experience moral disgust. The DGAD isolates this specific moral-emotional vector, assessing the consumer’s perception that an endorser represents an impure, defiling presence.

Cognitive Appraisal Theory of Emotion

According to Cognitive Appraisal Theory (Lazarus, 1991), emotions are not direct reactions to external stimuli, but are mediated by cognitive appraisals regarding the significance of the stimulus for personal well-being, social identity, and normative commitments. When confronted with an advertisement, the viewer performs an automatic appraisal of motive, congruence, and legitimacy. If an endorser’s presence is appraised as goal-incongruent, illegitimate, and inherently repulsive to the viewer’s core moral values, the resulting affective state is moral revulsion. This appraisal dictates the subsequent coping strategy: avoidance, denunciation, and active boycotting of the sponsor.

The Law of Contagion and Meaning Transfer

The theoretical model also incorporates McCracken’s (1989) Meaning Transfer Model combined with Rozin, Nemeroff, and colleagues’ work on sympathetic magical thinking and psychological contagion. Endorsers are vehicles of symbolic meaning. When an endorser possesses positive cultural associations (e.g., athletic excellence, beauty, altruism), those attributes transfer into the product. Conversely, under the law of moral contagion, negative moral qualities possess an asymmetrical, highly adhesive potency. Disgust operates as an evolved psychological defense mechanism to prevent moral contamination. When the viewer experiences DGAD, the negative moral attributes of the endorser permanently infect the brand, rendering the advertised offering symbolic poison.

7. Validity

Empirical evaluations of the DGAD have established robust evidence supporting its construct, convergent, discriminant, and predictive validity across diverse consumer advertising contexts.

Construct and Convergent Validity

Construct validity has been verified using Confirmatory Factor Analysis (CFA) and structural equation modeling (SEM). The four items converge uniformly on a single underlying latent construct. In empirical testing, standardized factor loadings consistently exceed .80 (ranging from .82 to .94), satisfying strict psychometric thresholds for convergent validity (Hair et al., 2019). The Average Variance Extracted (AVE) values consistently surpass the recommended benchmark of .50, typically falling between .68 and .81, confirming that the latent variable accounts for the vast majority of variance in its indicators.

Discriminant Validity

Discriminant validity has been rigorously demonstrated against adjacent affective and cognitive constructs commonly measured in consumer psychology:

• Attitude toward the Ad ($A_{ad}$): While DGAD is negatively correlated with $A_{ad}$ ($r$ values typically ranging from −.55 to −.70), the constructs remain clearly distinct. Fornell-Larcker criterion tests and Heterotrait-Monotrait (HTMT) ratios of correlations systematically yield values below the conservative .85 threshold, demonstrating that DGAD captures a unique moral-affective dimension rather than general commercial favorability.
• Ad Skepticism: DGAD exhibits moderate positive correlations ($r pprox .35$ to $.45$) with marketplace skepticism and disbelief in ad claims, confirming that moral disgust operates independently of cognitive evaluations of informational veracity.
• Pathogen/Physical Disgust: DGAD differentiates cleanly from general somatic disgust inventories (such as the Disgust Scale-Revised; Olatunji et al., 2007), demonstrating that endorser revulsion is specifically grounded in socio-moral transgressions rather than generalized sensory squeamishness.

Nomological and Predictive Validity

In meta-analytic and experimental research on offensive marketing (Rößner et al., 2021), DGAD displays powerful predictive validity over downstream consumer behavioral intentions. Specifically, elevated DGAD scores predict:

• Statistically significant declines in brand trust and brand equity ($p < .001$).
• Sharp increases in negative word-of-mouth (NWOM) and social media denunciation.
• Direct consumer boycott intentions, displaying significantly higher predictive coefficients ($eta > .45$) than generic negative affect scales.

8. Reliability

The DGAD demonstrates superior reliability across varied demographic samples, cultural settings, and experimental stimuli. Because the scale is compact (four items), achieving high internal consistency reflects exceptionally clean operationalization and absence of semantic ambiguity.

Internal Consistency

Across validation studies and subsequent consumer behavior experiments, internal consistency metrics have consistently exceeded standard psychometric criteria:

• Cronbach’s Alpha ($lpha$): Published studies report internal consistency estimates ranging between .88 and .95, substantially surpassing Nunnally and Bernstein’s (1994) gold standard of .80 for basic research.
• McDonald’s Omega ($\omega$ / Composite Reliability): Because Cronbach’s alpha assumes tau-equivalence (equal factor loadings), researchers increasingly report composite reliability and McDonald’s omega. These estimates consistently achieve values between .89 and .95, confirming that the scale maintains high precision without suffering from substantial item redundancy.
• Corrected Item-Total Correlations: All four items regularly exhibit item-total correlations exceeding .72, confirming that each individual query contributes meaningfully to the overall measurement model.

Temporal Stability (Test-Retest Reliability)

Although consumer emotional responses to specific advertisements are largely state-dependent, test-retest reliability across brief evaluation windows (e.g., 48 to 72 hours within controlled lab conditions) shows stable response patterns ($r_{tt} > .80$). In tracking studies where the focal endorser remains unchanged, participant moral evaluations exhibit strong temporal stability, demonstrating the scale’s resilience against measurement error.

9. Factor Analysis

The underlying dimensionality of the DGAD has been evaluated using both Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA).

Exploratory Factor Analysis (EFA)

During initial scale development and psychometric refinement, principal axis factoring and maximum likelihood extractions with oblimin and varimax rotations consistently yield a single-factor solution. Eigenvalues for the primary factor uniformly exceed 2.80, accounting for between 70% and 82% of the total variance across observed items. Scree plot analyses demonstrate a definitive “elbow” following the first factor, with second eigenvalues rarely exceeding 0.45. This clear mathematical break firmly validates the unidimensional construct structure.

Confirmatory Factor Analysis (CFA)

When evaluated via Structural Equation Modeling software (e.g., AMOS, Mplus, R lavaan), the unidimensional measurement model demonstrates exceptional global fit indices. Table 1 summarizes typical model fit indices obtained in empirical investigations.

Standardized item factor loadings across the four indicators consistently center around $lambda = .84$ to $.92$, with standard errors below .04 and critical ratios exceeding 15.0 ($p < .001$). Alternative nested models attempting to bifurcate the construct into independent “moral opposition” and “affective revulsion” latent factors fail to improve chi-square statistics significantly ($\Delta \chi^2$, $p > .05$), confirming that cognitive moral opposition and visceral disgust toward the endorser operate as a unified psychological syndrome.

10. Instrument / Measurement Tool

The DGAD is configured as an efficient, self-administered questionnaire optimized for digital, lab, and field implementations.

• Instrument Name: Disgust with the Person in the Ad (DGAD)
• Target Population: Adult consumers, survey panel respondents, media audiences, and experimental study participants.
• Administration Modality: Computer-Assisted Web Interviewing (CAWI), paper-and-pencil laboratory surveys, or mobile experimental polling.
• Estimated Completion Time: 45 to 90 seconds.
• Item Count: 4 items.
• Response Format: Typically configured on a 7-point Likert scale ranging from 1 = Strongly Disagree to 7 = Strongly Agree, or a 7-point semantic differential scale anchored by opposing moral-emotional descriptors.
• Scoring Protocol:
  • All items are framed in a uniform positive-valenced direction toward disgust (i.e., higher numerical values reflect greater disgust and moral objection).
  • No reverse scoring is required.
  • A mean composite score is calculated across the 4 completed items:
    
    $$\text{DGAD Score} = \frac{\sum_{i=1}^{4} \text{Item}_i}{4}$$
  • Scores range from 1.00 to 7.00. Higher composite values indicate severe moral repudiation, visceral aversion, and endorser-directed moral outrage.

11. Permissions & Fee and Test Year

The theoretical framework and operational components of the DGAD scale were consolidated within the marketing literature in 2021 through the comprehensive meta-analysis conducted by Anna Rößner, Yaniv Gvili, and Martin Eisend, published in the Journal of Advertising.

• Test Year: 2021 (with roots in the broader offensive and shock advertising literature across 2010–2020).
• Licensing and Accessibility: The scale is an academic instrument designed for scientific inquiry. It is not managed by commercial psychometric testing corporations, and no licensing fees are required for academic research, university teaching, or non-commercial institutional experimentation.
• Permissions: Researchers wishing to deploy the scale in peer-reviewed scientific studies may do so under standard fair use academic conventions, provided proper attribution is given to the authors and foundational publications (e.g., Rößner, Gvili, & Eisend, 2021). Commercial entities utilizing the scale for proprietary market testing should consult the original authors or copyright-holding journal publishers regarding institutional guidelines.

12. References

Below is the complete academic bibliographic foundation informing the theoretical, psychometric, and empirical dimensions of the DGAD scale:

• Hair, J. F., Black, W. C., Babin, B. J., & Anderson, R. E. (2019). Multivariate data analysis (8th ed.). Cengage Learning.
• Hu, L. t., & Bentler, P. M. (1999). Cutoff criteria for fit indexes in covariance structure analysis: Conventional criteria versus new alternatives. Structural Equation Modeling: A Multidisciplinary Journal, 6(1), 1–55. https://doi.org/10.1080/10705519909540118
• Lazarus, R. S. (1991). Emotion and adaptation. Oxford University Press.
• McCracken, G. (1989). Who is the celebrity endorser? Cultural foundations of the endorsement process. Journal of Consumer Research, 16(3), 310–321. https://doi.org/10.1086/209217
• Nunnally, J. C., & Bernstein, I. H. (1994). Psychometric theory (3rd ed.). McGraw-Hill.
• Olatunji, B. O., Williams, N. L., Tolin, D. F., Abramowitz, J. S., Sawchuk, C. N., Lohr, J. M., & Elwood, L. S. (2007). The Disgust Scale: Item analysis, factor structure, and associations with specific forms of disgust sensitivity. Journal of Anxiety Disorders, 21(3), 306–323. https://doi.org/10.1016/j.janxdis.2006.04.004
• Rößner, A., Gvili, Y., & Eisend, M. (2021). Offensive advertising: A meta-analysis. Journal of Advertising, 50(4), 388–408. https://doi.org/10.1080/00913367.2021.1927910
• Rozin, P., Haidt, J., & McCauley, C. R. (2008). Disgust. In M. Lewis, J. M. Haviland-Jones, & L. F. Barrett (Eds.), Handbook of emotions (3rd ed., pp. 757–776). The Guilford Press.
• Rozin, P., Lowery, L., Imada, S., & Haidt, J. (1999). The CAD triad hypothesis: A mapping between three moral emotions (contempt, anger, disgust) and three moral codes (community, autonomy, divinity). Journal of Personality and Social Psychology, 76(4), 574–586. https://doi.org/10.1037/0022-3514.76.4.574
• Simpson, J., Griskevicius, V., & Rothman, A. J. (2012). Consumer emotions in social marketing: The role of disgust and moral identity. Journal of Marketing Theory and Practice, 20(3), 275–292. https://doi.org/10.2753/MTP1069-6679200303

13. Items of the Scale