Communication proximity is the degree to which two linked individuals in a network have personal communication network that overlap.
A personal communication network consist of the individuals who are linked by patterned communication flow to a given individual.
Each individual possesses a personal network, consisting of the set of other individuals to whom the focal individual is linked in network relationship.
The focal individual's behavior is determined, in part, by information and influence that are communicated from the members of the individual's personal network