Volunteers play a crucial role during the Toronto International Festival of Authors by assisting with logistical tasks, including setting up venues, managing crowd control, and helping authors during book signings. They also engage in promotional activities, informing attendees about the various events. Many volunteers share a passion for literature and writing, making them invaluable in creating an enriching experience for festival participants. Their dedication enhances the event's atmosphere, allowing it to focus on celebrating storytelling and the literary arts.