Session document for a presentation, where the session document includes a session grammar and a session structured document; selecting from the session structured document a classified structural element having an associated indication of interest from a user not participating in the presentation; presenting the selected structural element to a user participant; and notifying the user not participating of the presentation of the selected structural element. Typical embodiments also include recording for the user not participating the associated indication of interest in the selected structural element. Typical embodiments also include notifying the user not participating of the identity of at least one user participant. Typical embodiments also include allowing the user not participating to participate in the presentation.

 
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> Problem determination using system run-time behavior analysis

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