Patent ID: 7162692

Claim:
A method for differential dynamic content delivery, the method comprising: creating at least one or more presentation documents, including creating in dependence upon an original document, a structured document comprising one or more structural elements; classifying a structural element of the structured document according to a presentation attribute; and creating a presentation grammar for the structured document, wherein the presentation grammar for the structured document includes grammar elements each of which includes an identifier for the structural element of the structured document; creating at least one session document from the at least one or more presentation documents, including identifying a presentation document from the at least one or more presentation documents for a presentation, the presentation document including a presentation grammar and a structured document having structural elements classified with classification identifiers; identifying a user participant for the presentation the user having a user profile comprising user classifications and filtering the structured document in dependence upon the user classifications and the classification identifiers; providing a session document for a presentation, wherein the session document includes a session grammar and a session structured document; selecting from the session structured document a classified structural element in dependence upon the user classifications of the user participant in the presentation; and presenting the selected structural element to the user.