7. An electronic signature system that comprises: a document repository storing (a) a document comprising a plurality of document terms, (b) instructions for generating a recorded assent to the document terms, and (c) metadata indicating a status of the document with respect to a workflow; a configuration module configured to generate the instructions in response to a request received from a document originator, wherein the instructions define a verbal assent and a gesticulated assent; and an interactivity module configured to receive a recorded assent from a document recipient, wherein the recorded assent comprises an audiovisual recording of the verbal assent and the gesticulated assent, and wherein the interactivity module is further configured to authenticate the recorded assent based at least in part on a voiceprint extracted from the verbal assent.
12. The electronic signature system of claim 7 , wherein: the verbal assent comprises a phrase indicating that the document recipient has assented to the document terms; and the interactivity module is further configured to compare the voiceprint extracted from the verbal assent with a voiceprint of an authorized document signer.