In Simple Words
Imagine scrolling rapidly past a social media ad that says "Don't be embarrassed to take an entry-level job!" Because you glance at the image for less than a second, your mind registers the word "embarrassed" and links it to the job offer, causing you to scroll past even faster rather than pausing to read the positive graduate testimonials.
Facebook users shown training ads in Cairo
- Basic program ad
- 0.121% signed up
- Career-growth ad
- −0.032 percentage points
- Family-respect ad
- −0.047 percentage points
Facebook sign-ups were lower with career-growth and family-respect messages than with the basic ad: reported differences were −0.032 and −0.047 percentage points, with a 0.121% control rate. Platform allocation was imbalanced, so the figure is explicitly an observed ad comparison. The source suggests increased stigma salience as an explanation; it does not prove it.
See source →Research question
Deploying anti-stigma messaging in brief, low-touch digital advertisements backfires by triggering negative salience without providing sufficient engagement depth to dispel the underlying social stigma, causing significant reductions in program sign-ups.
Participants
N = 767,768 young adults aged 18–34 in Greater Cairo, Egypt (Facebook Field Experiment).
Study Design
Large-scale Social Media Randomized Split-Test comparing control recruitment ads with professional and social stigma testimonial ads, validated with 1,000-iteration Lee-bounds style manual re-balancing.
Results
Professional stigma ads reduced program sign-ups by 26% (-0.032 percentage points, p < 0.001) and social stigma ads reduced sign-ups by 39% (-0.047 percentage points, p < 0.001) relative to control (0.121% sign-up rate), proving low-touch ad formats amplify stigma salience.
Takeaway
Avoid using anti-stigma messaging in brief online advertisements, reserving stigma-mitigation campaigns for high-touch, in-person outreach.
Source and citation
See source →Read alongside the research
Plain-English glossary
Original explanations, informed by the references below. Examples are illustrations, not data from the studies above. The research text stays unchanged.
- Percentage points
The difference between two percentages.
ExampleA rise from 40% to 50% is 10 percentage points. Relative to the starting value, that is a 25% increase.
Office for National Statistics · Percentages ↗Read more about percentage points →