Trust & Evidence
Case Study Summary
Activates vicarious experience. The brain processes someone else's success as partial evidence the same outcome is available.
A case study summary gives the viewer a compressed version of someone else's success story — specific enough to be credible, brief enough to maintain pace. The brain processes other people's results as partial evidence that the same outcome is available to the viewer. If they can do it, maybe I can too.
Why This Works
Vicarious experience is one of Albert Bandura's four sources of self-efficacy. When the brain witnesses someone similar succeed, it updates its own probability estimate of success. A case study summary provides this vicarious experience in concentrated form. The more similar the case study subject is to the viewer, the stronger the efficacy signal.
In Your Ads
Use case study summaries when you have a specific success story that matches your audience's situation. Keep it tight: who, what problem, what result, how fast. "A skincare brand was spending $15K/month on creative that converted at 1.2%. Using the framework, they hit 3.4% in 30 days." Specificity makes it real.
When This Breaks
When the case study subject is too different from the viewer, or when the result sounds too good to verify, the vicarious experience doesn't transfer.
Example
"One D2C brand. $8K/month ad spend. Was getting 1.1x ROAS. Applied the framework to their top 3 campaigns. 2.8x ROAS within 45 days. Same budget."
When To Use It
Use Case Study Summary when you need the viewer to believe what you're claiming. This technique provides the evidence that converts interest into trust. Claims without validation are just opinions.
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Frequently Asked Questions
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