A letter to the editor (LTE) is a letter sent to a publication about an issue of concern to the reader. Usually, such letters are intended for publication. In many publications, letters to the editor may be sent either through conventional mail or electronic mail. Letters to the editor are most frequently associated with newspapers and news magazines, however, they are sometimes published in other periodicals such as entertainment and technical magazines and academic journals. Radio and television stations may also receive such letters, which are sometimes read on the air, particularly on news commentary broadcasts or on talk radio. In this presentation form the letter to the editor can also be described as viewer mail or listener mail, depending on the medium. Subject matter The subject matter of letters to the editor vary widely. However, the most common topics include: Supporting or opposing a stance taken by the publication in its editorial or by a columnist, or responding to another writer's letter to the editor. Commenting on a current issue being debated by a governing body – local, regional or national depending on the publication's circulation. Often, the writer will urge elected officials to make their decision based on their viewpoint. Commenting on material (such as a news story) that has appeared in a previous edition. Such letters may either be critical or praising. Correcting a perceived error or misrepresentation. History Letters to the Editor (LTEs) have been a feature of American newspapers since the 18th century. Many of the earliest news reports and commentaries published by early-American newspapers were delivered in the form of letters, and by the mid-18th century, LTEs were a dominant carrier of political and social discourse. Many influential essays about the role of government in matters such as personal freedoms and economic development took the form of letters — consider Cato's Letters or Letters from a Farmer in Pennsylvania, which were widely reprinted in early American newspapers. Through the 19th century, LTEs were increasingly centralized near the editorials of newspapers, so that by the turn of the 20th century LTEs had become permanent fixtures of the opinion pages. Modern LTE forums differ little from those earlier counterparts. A typical forum will include a half-dozen to a dozen letters (or excerpts from letters). The letters chosen for publication usually are only a sample of the total letters submitted, with larger-circulation publications running a much smaller