Email chain navigation

Technical solutions are described to arbitrarily order and access email messages based on text analysis and social network analysis. One general aspect includes a system that includes an email server and an email client. The email server generates a topic map of email messages stored on the email server. The email server also generates a social map of users with accounts on the email server. The email server receives an email message from a first user, the email message directed to a second user. The email server sends the email message to a third user in response to determining that the email message is relevant to the third user. The present document further describes examples of other aspects such as methods, computer products.