A GoH Liaison has a very important job. Before the convention, they handle all communications between all of the convention and their GoHs. Such as:
During the convention, they spend a lot of time with their GoH, making sure their GoH makes it to all of their panels on time, eats at regular intervals, and generally has a good time. They collect receipts from their GoHs to get them reimbursements from the convention for all normal expenses. Liaisons report to the Talent Wrangler.