Mary’s brilliant, funny and erudite talk discussed ZOMBIE, a LARP she runs, as a ‘story machine’. Covering playful narrative design, NERG guns as protagonist devices, and the balance between backstory and action, Mary’s talk is an incredibly insightful take on how storytelling emerges out of collaborative play. Most importantly, she discusses the term ‘frothing’ – the conversation players have after play – as a crucial element of interactive storytelling.