From New Scientist magazine: the Philips company has filed a patent for an ‘expressive pen‘ that monitors how the writer is feeling, and alters ink colour and the shape of the nib accordingly.

Philips says: "Signatures are currently always the same, yet some
documents will be signed with enthusiasm, others possibly with
hesitation. Having a recording of this could be useful for historical

It will be a brave politician (for example) who submits to revealing how they feel when signing a treaty. For example, would a signature which expresses doubt or anxiety be viewed as less valid than a determined or happy one?

A pen that monitors the writer’s emotions

Leave a Reply

Your email address will not be published. Required fields are marked *

I accept the Privacy Policy

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Cookies are initially disabled. To enable cookies and use all the features of the website, click 'Accept'. More information and cookie policy

The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. If you continue to use this website without changing your cookie settings or you click "Accept" below then you are consenting to this.