Do you know these people who always only hear what they want to hear? Who interpret everything in a way that fits their own views? Yes? Deal with them every day? Well, chances are, you’re one of them. Biased information processing is a common phenomenon. It happens when the information we receive is out of sync with what we believe to be true, or want to be true, or when the information is inconvenient for us. This obviously has huge implications for communication campaigns in development.