Abstract: The invention relates to the determination of features of a person. The invention relates to a device and to a method for determining features of a person in order to be able to better engage with the person in an interaction with the person.

Abstract: Systems and methods are described for selectively informing people. In some embodiments, a system includes at least three devices, each having a display screen and one or more sensors. Each device can use its one or more sensors to recognize a presence of a first person in front of that device and contactlessly determine one or more features of the first person. Example features include a sex, an association with an age group, a skin temperature, a heart rate, or a mood. Further, each device can be configured to selectively display items of information on a respective display screen opposite the first person based on registered features of the first person. In some embodiment, one of the three devices can be further configured to display items of information about the first person on another display screen opposite to a second person.