Forbes contributors publish independent expert analyses and insights. Mark Travers writes about the world of psychology. Imagine a person so consumed by jealousy that they subject their partner to lie ...

Othello syndrome is a psychosis in which someone shows pathological jealousy and strongly believes their partner may be unfaithful, even though there is no real proof of cheating. Someone with Othello ...

Joanne’s new boyfriend texted her constantly to find out what she was doing (and who she was doing it with). He was jealous of her male friends, accusing her of flirting with them and even cheating on ...

Jealousy can be seen as emotional metadata. It is its own emotion, yes, but also a message carrier for deeper and shier emotions that struggle to make it to the surface. Feeling jealous in a romantic ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...