![Steve Rimmer show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/038/205/small/psychology.jpg)
Summary: Bragging to coworkers about a recent promotion, or posting a photo of your brand new car on Facebook, may seem like harmless ways to share good news. However, a new study from City University London, Carnegie Mellon University and Bocconi University shows that self-promotion or a "humblebrag" often backfires.