This document defines key genre theory terms and discusses how to apply genre theory to analyze the film A Field in England. It begins by defining terms like generic conventions, hybrid, sub-genre, and repertoire of elements. It then examines how A Field in England relates to genres like historical thriller and psychological genres. The document discusses genre theorists like Altman and Neale and how genres are dynamic processes that balance repetition and difference. It provides discussion questions on how A Field in England challenges genre conventions and audience expectations.