This document defines the essay and discusses its history and types. It begins by defining the essay as a brief written composition on a subject from the writer's personal point of view. It then traces the origins of the modern essay to Michel de Montaigne in the 16th century and discusses other influential essayists like Sir Francis Bacon, Charles Lamb, and Jonathan Swift. The document outlines several types of essays like aphoristic, personal, character sketch, critical, and periodical essays. It provides examples to illustrate each type and discusses how the essay form developed in the 17th-18th centuries.