1. An intermediary engine, comprising: a controller; and a storage medium for storing instructions to be executed by the controller; wherein the instructions, when executed by the controller, cause the controller to: receive a measure of a mood of an individual, wherein the measure of the mood is synthesized from collected information associated with a behavior of the individual, wherein the mood indicates an availability of the individual and a receptiveness of the individual to accept a request to interact with an entity, and wherein the measure of the mood has a plurality of dimensions; invoke an intermediary according to the measure of the mood of the individual; and present the intermediary to an entity requesting to interact with the individual.