Interest in Advertisements (INTADS)

1. Abstract

The Interest in Advertisements (INTADS) scale is a specialized psychometric instrument developed by Hyun Seung Jin (2004) to measure the degree of anticipatory consumer interest, intrinsic curiosity, and motivational approach tendencies toward an upcoming suite of marketing communications. Rooted in consumer psychology and communication theory, the scale captures situational epistemic curiosity and pre-exposure advertising engagement. Comprising three concise, highly sensitive items, the INTADS scale employs a multi-point response format (typically administered as a 7-point Likert or semantic differential scale) to quantify three focal cognitive-affective facets: focal interest, explicit desire to view (appetitive behavioral intention), and epistemic curiosity. Extensively validated in experimental advertising research, the instrument demonstrates robust psychometric properties, including high internal consistency reliability (with Cronbach’s alpha coefficients routinely exceeding .85 across diverse experimental cohorts), excellent unidimensional factor structure, and pronounced construct validity. It reliably predicts downstream outcomes such as ad-evoked cognitive elaboration, brand attitude formation, recall accuracy, and selective exposure. The instrument addresses a critical gap in advertising literature by distinguishing anticipatory interest generated by surrounding programming or context from post-exposure evaluations of advertisements, providing researchers and practitioners with an efficient, diagnostic tool for evaluating advertising context, tease campaigns, embedded brand placement, and modern native advertising ecosystems.

2. Keywords

Interest in Advertisements, INTADS, consumer curiosity, advertising context, anticipatory engagement, epistemic curiosity, advertising psychology, situational interest, ad processing motivation, psychometrics

3. Authors

The Interest in Advertisements (INTADS) measure was conceptualized, operationalized, and validated by Hyun Seung Jin. At the time of the scale’s foundational validation and publication, Dr. Jin was affiliated with the Department of Advertising, Public Relations, and Retailing in the College of Communication Arts and Sciences at Michigan State University (East Lansing, Michigan, USA), and has contributed significantly to the empirical literature concerning advertising context effects, consumer information processing, and embedded commercial messaging.

4. Purpose

The overarching purpose of the Interest in Advertisements (INTADS) scale is to isolate, operationalize, and quantify a consumer’s psychological receptivity and proactive inclination toward upcoming commercial stimuli before direct exposure occurs. In contemporary media environments, consumers are rarely exposed to advertisements in a cognitive vacuum; rather, commercial messages are embedded within primary narrative vehicles, such as television broadcasts, streaming video programming, digital editorial content, social media feeds, and sponsored live events. The INTADS scale was engineered to assess the psychological “bridge” between the contextual vehicle and embedded commercial messages, elucidating how thematic context, program-induced affective states, and priming influence consumers’ motivational orientation toward subsequent advertising.

In theoretical research, the scale addresses the mechanisms through which contextual involvement transfers to embedded commercial units. While legacy advertising research predominantly assessed post-hoc evaluative judgments—such as Attitude toward the Ad (Aad) or Attitude toward the Brand (Ab)—these metrics conflate pre-existing motivational orientation with post-exposure message appraisal. INTADS disentangles these phenomena by measuring the preparatory phase of information intake. It quantifies the degree to which an individual enters an active orientation toward processing commercial content, enabling researchers to test complex models of selective attention, cognitive capacity allocation, and persuasion under conditions of varying cognitive load.

From an applied and managerial perspective, the INTADS scale provides advertising strategists, media planners, and content creators with an empirical diagnostic tool. It is particularly useful for evaluating the effectiveness of teaser advertising campaigns, pre-roll promotional strategies, programmatic ad alignment, and product placement contexts. By determining whether a surrounding editorial environment compounds or depresses interest in accompanying brand messages, marketing analysts can optimize ad insertion schedules, minimize ad-avoidance behaviors (such as zapping or digital ad-blocking), and maximize return on advertising investment.

5. Psychological Construct

The Interest in Advertisements (INTADS) scale measures a focused, unidimensional construct characterized by three closely aligned cognitive and affective components: focal interest, appetitive viewing intent, and epistemic curiosity toward marketing messages. Rather than assessing a persistent personality trait, the construct is conceptualized primarily as a dynamic, situational state elicited by specific environmental primes, context-vehicle synergies, or narrative framing.

The first structural component of the construct is focal interest. In cognitive psychology, interest is recognized as an approach-oriented affective-cognitive state that directs perceptual resources toward a target object while generating a feeling of engaged alertness. Within the INTADS framework, focal interest reflects the consumer’s immediate appraisal of upcoming advertisements as meaningful, relevant, or appealing. For instance, when a viewer watches an automotive documentary that highlights future concept vehicles, the subsequent commercial break may elicit elevated focal interest if the upcoming ads are expected to feature cutting-edge automotive technology.

The second component is appetitive viewing intent, operationalized as the active desire to observe or consume the upcoming commercial message. This reflects an action-oriented motivational disposition that counteracts the widespread consumer tendency toward ad avoidance. In naturalistic viewing environments, consumers frequently engage in psychological avoidance (inattention), physical avoidance (leaving the room), or mechanical avoidance (skipping or ad-blocking). Appetitive viewing intent represents the motivational inverse of ad avoidance, wherein the individual deliberately chooses to allocate attention toward the commercial stimulus.

The third component is epistemic curiosity. Defined fundamentally as the drive to acquire new knowledge and resolve cognitive discrepancies or informational gaps, curiosity acts as an intrinsic motivator of exploratory behavior. In the context of the INTADS measure, epistemic curiosity is activated when a contextual cue induces a perception of an “information gap” that only the upcoming advertisement can resolve. For example, a contextual prime that teases an unreleased technological product or poses an intriguing narrative dilemma elevates the consumer’s curiosity, transforming the advertisement from an intrusive interruption into a welcomed informational resolution.

6. Theoretical Framework

The INTADS scale is theoretically situated at the intersection of several foundational psychological paradigms, most notably Loewenstein’s Information-Gap Theory of Curiosity, the Elaboration Likelihood Model (ELM) of persuasion developed by Petty and Cacioppo, and cognitive theories of media context effects.

George Loewenstein’s (1994) information-gap perspective posits that curiosity arises when an individual perceives a discrepancy between what they currently know and what they desire to know. This perceived deprivation induces a negative, aversive affective state akin to cognitive hunger, motivating the individual to seek out information to close the gap. Jin’s (2004) formulation integrates this logic into consumer media processing: when a primary vehicle successfully primes an overarching thematic schema or explicitly foreshadows embedded promotional content, consumers experience an information gap regarding the specific nature, attributes, or creative execution of the upcoming advertisements. High scores on the INTADS scale signify an acute information gap that consumers are motivated to close through attentive ad viewing.

Within the framework of the Elaboration Likelihood Model, interest functions as a critical determinant of motivation to process information. The ELM argues that the degree to which an individual elaborates upon persuasive arguments is governed by their motivation and ability. When anticipatory interest is low, consumers operate primarily along the peripheral route to persuasion, relying on heuristic cues, brand familiarities, or shallow affective impressions. Conversely, elevated scores on the INTADS scale reflect heightened processing motivation, shifting the consumer toward the central route. Under these conditions, the consumer scrutinizes message arguments, evaluates claim veracity, and exhibits deeper cognitive integration, resulting in attitudes that are more persistent, resistant to counter-persuasion, and predictive of actual purchase behavior.

Furthermore, the scale draws from contextual priming theory and schema congruity models. Media context effects research demonstrates that the cognitive network activated by a program or editorial vehicle primes semantically related concepts in memory. When there is optimal schema congruence between the program and the advertisement, cognitive accessibility is enhanced, reducing processing fluency costs and stimulating anticipatory interest. The INTADS instrument measures the immediate psychological yield of this context-ad interaction, validating the degree to which priming successfully compounds consumer engagement.

7. Validity

Empirical evaluations of the INTADS scale provide strong evidence for its construct, convergent, discriminant, and predictive validity across varied experimental manipulations and commercial environments.

Construct and Convergent Validity

Construct validity is evidenced by the scale’s sensitivity to experimental manipulations designed to alter consumer curiosity and context relevance. In Jin’s (2004) original experimental studies, participants exposed to thematic contexts specifically engineered to prime upcoming ad themes demonstrated statistically significant increases in INTADS scores compared to control participants exposed to unrelated contexts. Convergent validity is demonstrated by strong, positive correlations between INTADS and validated measures of situational epistemic curiosity (typically showing correlations in the range of r = .55 to .70), message involvement (r = .60 to .75), and positive affect toward the media context.

Discriminant Validity

Discriminant validity has been demonstrated by establishing empirical distinction between INTADS and generalized trait constructs, as well as distinct post-exposure evaluations. The INTADS scale exhibits modest-to-low correlations with general trait curiosity (e.g., Naylor’s Trait Curiosity Scale, with r generally below .30), confirming that the instrument captures a state-specific response rather than a static individual difference. Furthermore, INTADS displays discriminant separation from general program liking and global brand familiarity. Confirmatory factor analyses comparing multi-construct models consistently show that average variance extracted (AVE) estimates for INTADS exceed the squared correlations between INTADS and adjacent constructs, supporting discriminant integrity.

Predictive and Criterion Validity

Predictive validity is demonstrated by the scale’s capacity to forecast actual consumer processing metrics and post-exposure behavioral intentions. Experimental studies have shown that high INTADS scores prior to commercial exposure predict:

• Greater visual attention to the advertisement (verified through eye-tracking fixations and dwell times);
• Significantly higher levels of cognitive elaboration (measured via thought-listing protocols and counterarguing indices);
• Enhanced unprompted and prompted brand recall and recognition scores;
• More favorable attitudes toward the ad (Aad) and brand (Ab) when the advertisement presents strong, substantive arguments.

8. Reliability

The Interest in Advertisements scale exhibits excellent internal consistency reliability despite its brief, three-item structure. In the foundational validation studies conducted by Jin (2004), the instrument yielded a Cronbach’s alpha coefficient of .89, substantially exceeding the conventional psychometric benchmark of .70 recommended for exploratory and applied research.

Subsequent independent studies in advertising context, digital video advertising, and sponsorship marketing have consistently replicated these high internal consistency metrics, reporting alpha coefficients ranging between .84 and .93. Composite reliability (CR) metrics derived from structural equation modeling regularly mirror these values (frequently exceeding .88), indicating that random measurement error is minimized.

Because the scale is operationalized to measure a transitory, state-based cognitive-affective reaction triggered by immediate contextual cues, traditional long-term test-retest reliability assessments are theoretically inappropriate. However, short-interval stability tests (e.g., immediate repeated measures in non-interventional control conditions) show strong consistency (r > .80), indicating that the scale produces stable measurement when the underlying psychological state remains undisturbed.

9. Factor Analysis

The underlying factor structure of the INTADS scale has been rigorously tested through both exploratory factor analysis (EFA) and confirmatory factor analysis (CFA) across diverse consumer samples.

Exploratory factor analyses using principal axis factoring and maximum likelihood estimation consistently extract a single, dominant factor. In foundational testing, this single factor accounted for more than 75% to 82% of the total variance among the items, with an eigenvalue well above the Kaiser criterion cutoff of 1.0 (typically ranging from 2.25 to 2.50). All three items exhibit substantial factor loadings onto this primary dimension, uniformly exceeding .80, with negligible residual variance.

Confirmatory factor analytic investigations confirm the unidimensional model, demonstrating excellent goodness-of-fit indices when specifying a single latent factor. Standard structural equation modeling fit indices frequently achieve or exceed optimal thresholds:

• Comparative Fit Index (CFI): > .98 (often achieving 1.00 in saturated single-factor models when tested alongside other constructs);
• Tucker-Lewis Index (TLI): > .97;
• Root Mean Square Error of Approximation (RMSEA): < .05 (with 90% confidence intervals encompassing 0.00 to .08);
• Standardized Root Mean Square Residual (SRMR): < .03.

Standardized factor loadings (λ) for the three individual items typically range between .82 and .94, confirming that each item is an effective indicator of the latent construct.

10. Instrument / Measurement Tool

The INTADS measurement tool is structured as follows:

• Construct Measured: Anticipatory interest, curiosity, and approach motivation toward upcoming advertisements.
• Instrument Type: Self-report psychometric rating scale.
• Item Count: 3 items.
• Response Scale: Typically presented as a 7-point response format (ranging from 1 = “Strongly Disagree” to 7 = “Strongly Agree”, or alternatively operationalized using 7-point semantic differential anchor pairs such as “Not at all interested / Extremely interested”).
• Scoring Procedure: All items are keyed in the positive direction; there are no reverse-coded items. An overall INTADS score is calculated by computing the unweighted arithmetic mean of the three items, yielding a composite score ranging from 1.00 to 7.00. Higher numerical values represent greater anticipatory interest and curiosity toward the target advertisements.
• Administration Time: Extremely brief, requiring less than 1 minute for participants to complete.

11. Permissions & Fee and Test Year

The Interest in Advertisements (INTADS) scale was first published in 2004 within the peer-reviewed scholarly literature by Hyun Seung Jin. As an academic psychometric measure published within an empirical research article, it is generally accessible for academic, educational, and non-commercial scientific research purposes under fair use principles, provided that appropriate scholarly attribution is accorded to the original author and journal.

Commercial practitioners, market research firms, and corporate entities intending to embed the scale into proprietary analytics platforms or commercial testing suites should consult the original copyright holder (the American Academy of Advertising and the publisher, Taylor & Francis) or the author regarding commercial licensing terms. No formal fee is required for non-commercial academic research.

12. References

• Jin, H. S. (2004). Compounding consumer interest: Effects of advertising context on perceptions of a primary ad and its embedded ads. Journal of Advertising, 33(4), 29–41. https://doi.org/10.1080/00913367.2004.10639173
• Loewenstein, G. (1994). The psychology of curiosity: A review and reinterpretation. Psychological Bulletin, 116(1), 75–98. https://doi.org/10.1037/0033-2909.116.1.75
• 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
• Moorman, M., Neijens, P. C., & Smit, E. G. (2002). The effects of magazine-induced psychological responses and thematic congruence on advertising effectiveness. Journal of Advertising, 31(4), 27–40. https://doi.org/10.1080/00913367.2002.10673683

13. Items of the Scale