1. A method of managing information for an interface device, said method comprising: detecting for one of a present physical encounter between a user of the interface device and a person, and a non-physical encounter between the user and a person; if a present physical encounter is detected, determining if the present physical encounter is an initial encounter or a subsequent encounter; if the present physical encounter is an initial encounter, adding content associated with the person to a database of previously encountered persons; if the present physical encounter is a subsequent encounter or if a present non-physical encounter is detected, determining if the person is known by the user; and if the person is not known by the user, presenting information to the interface device corresponding to the person.