Final answer:
The purpose of Sharon A. Russell's literary criticism, 'What is the Horror Genre?' is to analyze and examine the characteristics and elements of the horror genre in literature.
Step-by-step explanation:
The purpose of Sharon A. Russell's literary criticism, "What is the Horror Genre?" is to analyze and examine the characteristics and elements of the horror genre in literature. Russell's criticism aims to explore the themes, conventions, and techniques used in horror literature, as well as the reasons behind its popularity and enduring appeal.