Pixel Hunt
Facebook Is Receiving Sensitive Medical Information from Hospital Websites
Experts say some hospitals’ use of an ad tracking tool may violate a federal law protecting health information
Jill Jaroff
Copy Editor/Producer
Jill Jaroff was The Markup’s first copy editor and producer. She left in August 2023.
Before The Markup, she had a long stint in the copy department at Sports Illustrated, as well as a diverse freelance career that ranged from editing novels with a musical theme to encyclopedias of the 20th century to business and sports nonfiction.
Jill also has a J.D. from Fordham Law School and worked for several years as a criminal defense attorney for The Legal Aid Society in New York City.
Citizen Browser
Facebook Promised to Remove “Sensitive” Ads. Here’s What It Left Behind
Facebook pledged to remove race, health conditions, and political affiliation from ad-targeting options, but The Markup found advertisers can still easily target the same people
Pixel Hunt
Applied for Student Aid Online? Facebook Saw You
The FAFSA form included code that sent personal information back to Facebook
Show Your WorkPixel Hunt
How We Built a Meta Pixel Inspector
The first large-scale, crowdsourced study that monitors how Meta tracks people across the internet
Prediction: Bias
Crime Prediction Software Promised to Be Free of Biases. New Data Shows It Perpetuates Them
Millions of crime predictions left on an unsecured server show PredPol mostly avoided Whiter neighborhoods, targeted Black and Latino neighborhoods
Show Your WorkCitizen Browser
How We Investigated Facebook’s Most Popular Content
We found that Facebook's popularity metric obscures how well ultra-conservative content does on the platform
Citizen Browser
Facebook Isn’t Telling You How Popular Right-Wing Content Is on the Platform
Facebook insists that mainstream news sites perform the best on its platform. But by other measures, sensationalist, partisan content reigns
Show Your WorkAmazon’s Advantage
How We Analyzed Amazon’s Treatment of Its “Brands” in Search Results
We found that Amazon routinely puts its own brands and exclusive products first, above competitors with better ratings and more reviews
Amazon’s Advantage
Amazon Puts Its Own “Brands” First Above Better-Rated Products
The online giant gives a leg up to hundreds of house brand and exclusive products that most people don’t know are connected to Amazon
Citizen Browser
Germany’s Far-Right Political Party, the AfD, Is Dominating Facebook This Election
Ahead of a national vote this month, Citizen Browser data shows that posts promoting the AfD party appeared more than three times as often as rivals'
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