1. In a multi-user application starting with an unknown set of users, a method of identifying a correlation between a user and user voice, the method comprising the steps of: (a) receiving a plurality of images of objects within a field of view of a video capture component taken over a plurality of time periods; (b) determining whether the images received in said step (a) include one or more users; (c) receiving audio within the range of a microphone array for a plurality of time periods; (d) determining whether the audio received in said step (c) includes one or more human voices; and (e) correlating a voice identified in said step (d) to a user of the one or more users within the field of view based on a plurality of samplings of determined positions of the user in different images and determined source locations of the voice at different times.