What does ChatGPT know about me?

Jonathan Fielding
7 min readMar 24, 2023
Photo by Jonathan Kemper on Unsplash

At lunchtime yesterday, I decided to have fun with ChatGPT to see what it knows about me. I wanted to know if it could be used to find out information about me that could later be used against me in the future for things like phishing attempts or even answering bank security questions.

The Experiment

To begin with, I wanted to see if ChatCPT knows who I am by asking it outright.

To which I got my first reply:

Jonathan Fielding is a public health leader and advocate who served as the Director of the Los Angeles County Department of Public Health from 2008 to 2014. He is also a professor of Public Health and Pediatrics at the University of California, Los Angeles (UCLA), where he has served in various leadership positions.

Throughout his career, Fielding has been recognized for his contributions to public health, including his work in improving community health, preventing chronic diseases, and reducing health disparities. He has also authored numerous publications on public health topics and served on several national committees and advisory boards related to health policy and disease prevention.

Overall, Jonathan Fielding is a prominent figure in the field of public health and has dedicated his career to improving the health of individuals and…



Jonathan Fielding

Staff Engineer working for @Spendesk, speaker about web things, writing about tech, contributor to open source. If you like what I write make sure to follow.