Expository essays aim to inform by presenting and explaining information clearly without personal opinions. This document discusses the key aspects of writing an expository essay on "What Are Expository Essays." It notes how the writer must research expository writing's purpose, characteristics, history and distinguish it from other genres. The essay also requires examining various types of expository essays like process analysis and comparing/contrasting essays. Developing a strong structure with a coherent introduction, body and conclusion is important along with synthesizing reliable sources to support arguments. Overall, composing this expository essay challenges one's abilities in research, analysis, clear communication and conveying complex ideas in a straightforward manner.