大象传媒

Every time you go online you reveal something about yourself. The information is currently being gathered by the companies whose websites you visit. It鈥檚 used to track what you like so they can sell you things. Is that a problem? A pop-up exhibition in London has been inviting people to discover the data that exists about them and how they can edit it. Melanie Abbott has been to find out more.

First broadcast on You & Yours, 25 October 2017.