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J·BJon BishopIndependent growth marketer

Customer behavior and adoption · Quantitative survey/structural model of Instagram followers assessing influencer traits and responses.

Building influencers' credibility on Instagram: Effects on followers’ attitudes and behavioral responses toward the influencer

Daniel Belanche, Luis V. Casaló, Marta Flavián, Sergio Ibáñez-Sánchez (2021). Building influencers' credibility on Instagram: Effects on followers’ attitudes and behavioral responses toward the influencer. Journal of Retailing and Consumer Services. https://doi.org/10.1016/j.jretconser.2021.102585.

Journal of Retailing and Consumer Services · 2021DOI: 10.1016/j.jretconser.2021.102585 ↗

Plain-English take

The study tests how influencer characteristics build credibility and how credibility relates to follower attitudes and behavioral responses toward the influencer. For your marketing: Use as a behavioral mechanism or experiment-design reference, not a direct forecast for a SaaS funnel.

How much weight to give this

2.5/5 Evidence needs cautious interpretation

The 1–5 evidence-check score is a practical reading aid, not a formal peer review or a probability that a conclusion is true. It combines design strength (2 points), sample reporting (1), comparison/control clarity (1), and how much of the paper could be checked (1). Access affects how confidently this directory can assess a study, not the study's underlying quality. Blinding is reported separately because it is not relevant to every design.

Design · 1/2

Quantitative survey/structural model of Instagram followers assessing influencer traits and responses.

Sample · 0.5/1

Instagram users/followers in an influencer-marketing setting.

Comparison · 0.5/1

Judged from the publisher-described design and comparison; inspect the paper for complete analysis.

Can we check it? · 0.5/1

Publisher page and abstract were retrieved directly; full text was not assumed open.

Double-blind? Blinding was not established from the retrieved publisher record.

Research question

What the authors investigated

Which influencer characteristics build credibility, and does credibility translate into favorable attitudes and behavioral responses?

Design

Quantitative survey/structural model of Instagram followers assessing influencer traits and responses.

Sample and setting

Instagram users/followers in an influencer-marketing setting.

Reported result

What the study found

The study tests how influencer characteristics build credibility and how credibility relates to follower attitudes and behavioral responses toward the influencer.

This is a paraphrase of the source. Check the original paper for definitions, estimates, statistical uncertainty and analysis details.

Scope and transfer

Limitations to keep in view

Survey and Instagram-specific context limit causal inference and transfer to other platforms; the article itself frames these as future-research constraints.

Possible founder application

Use as a behavioral mechanism or experiment-design reference, not a direct forecast for a SaaS funnel.

Evidence access

Publisher abstract/metadata retrieved; full text may require access.

Publisher full-text page identifies Instagram focus, the follower–influencer relationship, and a dedicated limitations/future-research section. Direct publisher-page retrieval was recorded on 2026-10-09; this profile uses the publisher abstract/metadata and does not claim independent review of unavailable full text.

If only an abstract or metadata was available, the profile is limited to claims supported there. A paper's paywall does not change its evidentiary status, but it limits what we can substantiate from accessible text.

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