First of all, naturalism developed in Western Europe as seen in literature. When the new types of literature were coming to the scene naturalism was being developed also. Novels were an important type of literature. A novel is a type of literature that expresses itself in a narrative form. Some of some famous novels were "The Origin of Species", "Le Roman Experimental", and "Sister Carrie". Most naturalistic novels tended to be more negative towards the supernatural side. Naturalism in literature also meant that naturalism was also exhibited in drama and in theater. In drama, naturalism developed in the late 19th century. By stressing photographic detail in scene design, costume, and acting technique. In literature naturalism was thought of to be positive or negative by the type of people who lectured or wrote books about it. Theodore Dreiser was a famous naturalistic writer. Theodore Dreiser was born in Terre Haute, 1871, the second youngest in a large family that would number ten children. .
One of Theo's famous quotes was "Can the future exist if a black hole swallows the past?" Theodore Dreiser's best works were Sister Carrie (1900), Jennie Gerhardt (1911), and An American Tragedy (1925). There were some other naturalistic writers in literature that talked about naturalism. The naturalistic writers tended to concern themselves with the harsh, often sordid, aspects of life. Notable naturalists included the Goncourt Brothers, J.K. Huysmans, Maupassant, the English authors George Moore and George Gissing, and the American Writers Theodore Dreiser, Frank Norris, Stephen Crane, James T. Farrell, and James Jones. The Chief literary theorist on naturalism was Emile Zola.
Secondly, naturalism developed in Western Europe as seen in philosophy. Naturalism in philosophy was thought of to be helpful to people. Naturalism in philosophy was confusing at first for society. In philosophy, "naturalism" is the view that an explanation is justified just so far as it rests on evidence of an empirical kind.