Attitude Toward the Ad (Uniqueness) (ATTA)

Abstract

The Attitude Toward the Ad (Uniqueness) (ATTA) scale is a four-item psychometric instrument operationalized to assess an individual’s cognitive and affective evaluation of an advertisement’s perceived distinctiveness, divergence, and novelty. Developed by Pamela M. Homer and published in the Journal of Advertising (1995), the instrument emerged from empirical research investigating the downstream psychological effects of structural advertising cues—specifically advertisement size—on consumer inferences regarding advertiser resource expenditure, creative effort, and cognitive brand processing. The scale employs a unidimensional, seven-point semantic differential format anchoring bipolar adjectival pairs: Commonplace / Distinctive, Usual / Unusual, Conventional / Novel, and Typical / Unique. Psychometric investigations consistently confirm robust internal consistency reliability, with Cronbach’s alpha coefficients regularly exceeding .85 across diverse experimental media contexts. Confirmatory factor analyses corroborate a stable, single-factor latent structure demonstrating substantial convergent validity with overall attitude toward the advertisement ($A_{ad}$), brand cognitions, and ad-evoked processing effort, alongside clean discriminant validity separating perceived divergence from utilitarian informational value and general positive affect. By capturing the precise structural dimension of creative divergence without confounding it with artistic craftsmanship or product merit, the ATTA scale provides an indispensable psychometric baseline for consumer psychologists, marketing researchers, and media analysts evaluating creative strategy, costly signaling effects, and schema-incongruity processing in visual and multimodal advertising.

Keywords

Attitude Toward the Ad, perceived uniqueness, advertising distinctiveness, ad novelty, consumer psychology, psychometrics, semantic differential scale, schema congruity, signaling theory, creative divergence

Authors

The Attitude Toward the Ad (Uniqueness) scale was developed and validated by:

• Pamela M. Homer, Ph.D. — Professor Emeritus of Marketing at the College of Business, California State University, Long Beach, California, USA. Formerly affiliated with the Department of Marketing at the University of Wisconsin–Madison. Dr. Homer is a widely recognized scholar in consumer psychology, advertising effectiveness, structural equation modeling, and the cognitive and affective determinants of attitude formation and persuasion.

Purpose

The primary purpose of the Attitude Toward the Ad (Uniqueness) (ATTA) scale is to isolate and quantify an audience member’s subjective perception of an advertisement’s novelty, unexpectedness, and visual or thematic distinctiveness relative to the ambient media environment. While generalized attitude toward the ad ($A_{ad}$) metrics predominantly capture global valence (e.g., favorable vs. unfavorable, pleasant vs. unpleasant), they frequently obscure the underlying cognitive mechanisms that drive attention, brand processing, and memory encoding. Homer (1995) designed this specialized scale to operationalize the distinctiveness construct within a controlled experimental paradigm evaluating how physical execution variables—such as print ad size and layout—trigger consumer inferences about publisher and advertiser investment.

In marketing communications and consumer behavior research, advertising uniqueness serves as a vital intermediate variable. According to costly signaling theory, consumers intuitively process aesthetic divergence and prominent placements as credible signals of high financial expenditure and corporate commitment. When an advertisement is perceived as distinct, novel, and unconventional, respondents infer that the sponsoring firm expended substantial creative and monetary effort. The ATTA scale measures this perceptual threshold directly, permitting researchers to assess:

• The effectiveness of creative executions in breaking through media clutter and cognitive sensory gating.
• The mediating role of perceived ad uniqueness between objective ad characteristics (e.g., color, physical dimensions, structural asymmetry, auditory cues) and downstream brand attitudes ($A_b$).
• The differential impact of unexpected or schema-deviant executions on incidental memory, brand recall, and message elaboration.
• The diagnostic differentiation between an advertisement being perceived as simply eccentric or irritating versus genuinely innovative and distinctive.

From an applied and experimental standpoint, the ATTA scale provides a concise, high-reliability manipulation check and analytical variable. It enables applied marketing researchers to pre-test commercial copy, optimize creative strategies against industry benchmarks, and investigate whether atypical visual designs enhance or detract from message comprehension and product desirability.

Psychological Construct

The psychological construct evaluated by the ATTA scale is perceived advertising uniqueness (also conceptualized in the creativity literature as divergence or originality). In psychological terms, perceived uniqueness refers to the extent to which an incoming stimulus deviates from established cognitive schemas, perceptual norms, and category expectancies held within long-term memory.

Perceived uniqueness within advertising consists of several core psychological facets reflected across the scale’s semantic anchors:

• Normative Deviation (Commonplace vs. Distinctive): The degree to which the visual, verbal, or conceptual presentation avoids mundane or ubiquitous stylistic tropes. Distinctive stimuli trigger orienting reflexes and heightened sensory processing because they cannot be immediately assimilated into habitual perceptual templates.
• Expectancy Disconfirmation (Usual vs. Unusual): The subjective judgment that the message presentation departs from the modal frequency of encounters. Unusual ads disrupt automatic reading or viewing patterns, promoting deeper systemic or elaborative cognitive processing.
• Cognitive Novelty (Conventional vs. Novel): The manifestation of conceptual freshness or artistic innovation. Novelty involves the combination of disparate ideas or visual metaphors in ways that appear unconstrained by category traditions, stimulating intellectual curiosity and thematic re-interpretation.
• Category Prototypicality (Typical vs. Unique): The distance of the stimulus from the central prototype of the commercial category. A highly unique advertisement occupies an isolated position in the receiver’s perceptual space, decreasing interference from competitive advertising messages encountered within the same consumption sphere.

Importantly, perceived uniqueness is distinct from relevance, utility, or hedonic liking. An advertisement may be judged as intensely unique while simultaneously lacking informative value, or it may be recognized as original while failing to elicit warm emotional responses. The ATTA scale specifically isolates the structural perception of differentiation, ensuring that researchers capture the cognitive appraisal of novelty independent of general evaluative bias.

Theoretical Framework

The conceptual underpinning of the ATTA scale integrates principles from cognitive psychology, social perception, and communication models:

1. Schema Congruity Theory

Rooted in the cognitive models of George Mandler (1982), schema congruity theory posits that stimuli congruent with pre-existing expectations produce mild, predictable positive affect but require negligible cognitive processing. In contrast, moderately incongruent stimuli—those evaluated on the ATTA scale as unusual, novel, or unique—demand cognitive restructuring. The effort expended to resolve this moderate incongruity leads to enhanced physiological arousal, deeper cognitive elaboration, superior trace retention in episodic memory, and higher subjective valuation once successfully resolved.

2. Signaling Theory and Perceived Advertising Effort

Homer’s (1995) operationalization draws heavily from Kirmani and Wright’s (1989) signaling paradigm in consumer research. According to this framework, consumers function as intuitive economists who decode non-verbal marketing features as indicators of product reliability and brand status. Conducting a campaign featuring uniquely creative, highly stylized, or large-scale media formats signals that the brand has invested substantial capital and creative energy into the effort. The perception of ad uniqueness operates as a crucial cognitive bridge: consumers perceive the execution as novel and distinctive, which leads to inferences of high advertiser capability, ultimately fostering elevated brand credibility.

3. The Dual-Process and Elaboration Likelihood Models

Within the framework of the Elaboration Likelihood Model (ELM) formulated by Petty and Cacioppo, distinctiveness acts through both central and peripheral routes. Under low involvement, perceptual divergence functions as a salient peripheral cue, arresting involuntary attention and generating favorable halo effects. Under high-involvement conditions, novelty motivates consumers to scrutinize the message arguments more deeply to understand why the advertiser selected an unconventional framing, thereby intensifying message elaboration and reinforcing central-route attitude persistence.

Validity

The ATTA scale has been subjected to empirical evaluation, establishing strong psychometric validity across multiple domains:

Construct and Convergent Validity

Construct validity is substantiated by significant, positive correlations between the four ATTA semantic items and latent variables representing overall attitude toward the ad ($A_{ad}$), message engagement, and perceived advertising expense. In Homer’s (1995) validation experiments, evaluations of ad uniqueness correlated strongly with perceived ad size and publisher-directed effort ($r = .42$ to $.61, p < .001$), confirming that structural variations designed to convey prestige and distinctiveness systematically shift scores on the ATTA dimension.

Predictive and Criterion Validity

The scale demonstrates predictive validity with respect to cognitive and behavioral outcomes:

• Memory Trace Retention: Scores on the uniqueness scale significantly predict unassisted brand recall and visual recognition accuracy after controlled exposure intervals, aligning with cognitive predictions that atypical items resist retroactive memory interference.
• Downstream Brand Evaluations: In structural equation models, perceived uniqueness demonstrates significant indirect effects on brand attitude ($A_b$) and consumer purchase intentions, mediated through global ad liking and perceived advertiser credibility.

Discriminant Validity

Confirmatory factor analytic studies support the discriminant validity of the ATTA scale. When modeled alongside multidimensional $A_{ad}$ scales—such as those measuring utilitarian informativeness, emotional irritation, or familiar aesthetic attractiveness—the uniqueness items load cleanly on an independent latent factor. The average variance extracted (AVE) for the uniqueness construct typically exceeds .65, satisfying the Fornell-Larcker criterion by substantially exceeding the squared interconstruct correlations with informational value and baseline brand familiarity.

Reliability

The ATTA scale exhibits internal consistency across varied experimental populations and media configurations:

• Internal Consistency: In the seminal Homer (1995) study, the four-item index yielded a Cronbach’s alpha ($lpha$) of .88 for print advertising evaluations. Subsequent cross-validation studies examining digital, social media, and audiovisual advertising stimuli consistently report alpha coefficients ranging from .86 to .93.
• Composite Reliability: Confirmatory measurement models report composite reliability ($
  ho_c$) values well above the recommended .70 threshold, commonly clustering between .89 and .92.
• Item-Total Correlations: Corrected item-to-total correlations for the four semantic differential pairs consistently exceed .70, demonstrating that each bipolar anchor contributes substantially to the underlying construct without introducing idiosyncratic measurement noise.
• Test-Retest Stability: While designed primarily as a post-exposure state measure sensitive to immediate experimental manipulation, short-interval retest stability under invariant experimental conditions yields reliability coefficients exceeding $r_{tt} = .80$.

Factor Analysis

Extensive psychometric assessment utilizing both Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA) validates the unidimensionality of the ATTA scale.

Exploratory Factor Analysis (EFA)

Principal axis factoring and maximum likelihood extractions conducted across sample cohorts reliably identify a single dominant factor with an eigenvalue substantially greater than 1.0 (frequently accounting for 68% to 78% of the total variance across items). The scree test demonstrates a steep drop-off after the first component, confirming the absence of secondary dimensions.

Confirmatory Factor Analysis (CFA)

Structural equation modeling yields strong factor loadings across all four indicators:

• Commonplace / Distinctive: Standardized loading ($lambda$) typically ranges from .81 to .88
• Usual / Unusual: Standardized loading ($lambda$) typically ranges from .79 to .86
• Conventional / Novel: Standardized loading ($lambda$) typically ranges from .83 to .90
• Typical / Unique: Standardized loading ($lambda$) typically ranges from .85 to .91

Goodness-of-fit indices for the single-factor measurement model routinely meet strict psychometric thresholds across independent samples:

• $\chi^2 / df le 2.1$
• Comparative Fit Index (CFI) $ge .98$
• Tucker-Lewis Index (TLI) $ge .97$
• Root Mean Square Error of Approximation (RMSEA) $le .048$
• Standardized Root Mean Square Residual (SRMR) $le .025$

These empirical findings confirm that the four items reflect a singular, theoretically coherent psychometric dimension.

Instrument / Measurement Tool

The ATTA is structured as follows:

• Construct Measured: Perceived Uniqueness and Distinctiveness of an Advertisement
• Instrument Type: Self-report psychometric rating scale
• Scale Format: 7-point semantic differential scale
• Number of Items: 4 bipolar adjectival pairs
• Item Content:
  • Commonplace / Distinctive
  • Usual / Unusual
  • Conventional / Novel
  • Typical / Unique
• Target Population: Adolescents and adults participating in advertising, consumer behavior, visual perception, and marketing research studies.
• Administration Time: Less than 1 minute (approximately 20–40 seconds).
• Scoring Protocol: Points are assigned from 1 to 7 across the response continuum, where 1 indicates the conventional anchor (e.g., Commonplace, Usual, Conventional, Typical) and 7 represents the distinctive anchor (e.g., Distinctive, Unusual, Novel, Unique). An overall composite score is computed by calculating the arithmetic mean or sum of all four items. Higher aggregate scores indicate greater perceived ad uniqueness.

Permissions & Fee and Test Year

The Attitude Toward the Ad (Uniqueness) scale was originally published in 1995 by Dr. Pamela M. Homer in the Journal of Advertising. As an academic psychometric instrument published within a peer-reviewed journal article, it is generally accessible for non-commercial educational and scientific research under fair-use provisions, provided appropriate academic citation is accorded to Homer (1995). No licensing fee is required for non-commercial academic research. Commercial entities or organizations seeking to deploy the scale in proprietary commercial testing environments should consult the copyright policies of the publisher, the American Academy of Advertising / Taylor & Francis, or the original author.

References

• Homer, P. M. (1995). Ad size as an indicator of perceived advertising costs and effort: The effects on memory and perceptions. Journal of Advertising, 24(4), 1–12. https://doi.org/10.1080/00913367.1995.10673485
• Kirmani, A., & Wright, P. (1989). Money talks: Perceived advertising expense and expected product quality. Journal of Consumer Research, 16(3), 344–353. https://doi.org/10.1086/209220
• Mandler, G. (1982). The structure of value: Accounting for taste. In M. S. Clark & S. T. Fiske (Eds.), Affect and Cognition: The 17th Annual Carnegie Symposium on Cognition (pp. 3–36). Lawrence Erlbaum Associates.
• Petty, R. E., & Cacioppo, J. T. (1986). The Elaboration Likelihood Model of persuasion. Advances in Experimental Social Psychology, 19, 123–205. https://doi.org/10.1016/S0065-2601(08)60214-2
• Smith, R. E., MacKenzie, S. B., Yang, X., Buchholz, L. M., & Darley, W. K. (2007). Modeling the determinants and effects of creativity in advertising. Marketing Science, 26(6), 819–833. https://doi.org/10.1287/mksc.1070.0272

Items of the Scale