During the operation of a hearing device system, there is received information characteristic of an encounter between a hearing device wearer wearing a hearing device and another person. The information is taken as a basis for indicating that the hearing device wearer has met or is about to meet the other person. Background information about the other person is collected from at least one social network, and the background information about the other person is converted into audio data. The audio data are audibly presented to the hearing device wearer by way of the hearing device of the hearing device wearer.