1. A method for presenting contextual data to a participant in a collaboration, comprising: determining, by a first computing device, that a first participant associated with the first computing device is participating in a communications session with a second participant associated with a second computing device; determining, by the first computing device, a first plurality of contextual keys; receiving, by the first computing device, a second plurality of contextual keys from the second computing device; identifying, by the first computing device, a plurality of contextual items based on the first plurality of contextual keys and the second plurality of contextual keys; and effecting presentation, by the first computing device, of a user interface depicting a plurality of contextual item references, each contextual item reference corresponding to one of the plurality of contextual items.