Content by Jon Keegan
Forget milk and eggs: Supermarkets are having a fire sale on data about you
When you use supermarket discount cards, you are sharing much more than what is in your cart
April 16, 2023, 11:13 PDT
Jon Keegan is an Investigative Data Journalist at The Markup. He is passionate about revealing the hidden patterns created by our interactions with the big platforms. He is happiest when his computer’s fan is running full-tilt while collecting millions of rows of data.
Before The Markup, he was a Senior Research Fellow at the Tow Center for Digital Journalism at Columbia University, researching signals of trust in online news and studying the role of AI in journalism. He also worked at The Wall Street Journal for 18 years, where he ran the interactive graphics team.
Jon’s work has won several journalism awards, including the Loeb Award, the Society of Professional Journalists’ Excellence in Journalism Award and the Society of News Design’s Best of Digital Gold Award.