A literature review in a dissertation serves to provide a comprehensive overview of existing research on the topic. It critically analyzes previous studies, highlighting key findings, methodologies, and gaps in knowledge. The purpose is to establish a theoretical foundation, justify the research problem, and guide the direction of the dissertation. By synthesizing the current body of work, it helps the researcher position their study within the broader academic conversation. A well-conducted literature review also demonstrates the researcher’s understanding of the field, which is essential when seeking Research Paper Writing Help for academic success.