System for selectively informing a person

A system comprising:

• a first device comprising a first display screen for displaying items of information and one or more sensors for recognizing the presence of a first person and for contactlessly determining the following features of the first person:
• a sex and an association with an age group;
• a second device comprising a second display screen for displaying items of information and one or more sensors for recognizing the presence of the first person and for contactlessly determining the following features of the first person:
• the sex and the association with an age group;
• a third device comprising a third and a fourth display screen for displaying items of information and one or more sensors for contactlessly determining the following features of the first person:
• the sex the association with an age group, a skin temperature, a heart rate, and a mood,
• wherein the first, second, and third devices are configured to display items of information on the first, second, and third display screens opposite to the first person, wherein the items of information are selected on the basis of the registered features of the first person,
• and wherein the third device is configured to display items of information about the first person on the fourth display screen opposite to a second person.