At a client computer, a communications list of a computer user is displayed in an inbox view, listing communications in which the computer user is a participant. In response to user selection, from the inbox view, of a respective communication in the displayed list, displaying the user selected communication. Further, in a contact list view distinct from the inbox view, display a contact list of a computer user. While displaying the contact list in the contact list view, receiving a user selection of an entry in the displayed contact list. In response to the user selection of the entry in the displayed contact list, concurrently displaying (A) contact information for a party corresponding to the user selected contact list entry, and (B) a list of communications corresponding to at least a subset of communications in which both the party and the computer user are participants.