The document provides guidance on how to write the background section of a research study. It explains that the background section should introduce the topic, establish the context, and justify the importance and need for the study. It recommends including a discussion of existing literature on the topic, articulation of the research gap, the study aims and goals, the thesis statement, and significance of the study. The document then provides an example background section on a study of mathematical anxiety among junior high school students in New Zealand. It demonstrates how to introduce the topic, justify the problem, state the goal and thesis, and validate the research gap through literature, interviews, and observations.