A method to use dynamically prioritized email communications to establish and analyze organization social network maps includes selecting a dynamically prioritized email dataset based on network boundaries and contextual framework, establishing a one-way trusted relationship score between an email recipient and sender, establishing a one-way trusted relationship score between an email sender and recipient, establishing a two-way trusted relationship score between two communicating entities, establishing an atomic unit of entities based on a decreasing order of at least one of the one-way trusted relationship score and the two-way trusted relationship score, and establishing a social network based on arranging atomic units and entities based on one or more of an email prioritization score, a trusted relationship score, and an email productivity and collaboration metric, wherein the entities are email senders and email recipients.