Discipline is the practice of training people to obey rules or a code of behavior, using punishment to correct disobedience. All associations have disciplinarians that enforce, modify, and enact rules (contingencies of reinforcement). The role and functions of the disciplinarian may be informal and even unconscious in everyday social settings. Disciplinarians enforce a set of rules that aim at developing children by theories of order and discipline. They have been linked to child abuse in numerous cases and biographies.Disciplinarian governance over children was popular in the Victorian era. King Edward VIII (r. January – December 1936) had a disciplinarian father, and the English paralleled the royal families during the Victorian era. Edward's great-grandmother, Queen Victoria (r. 1837–1901), championed the role of the family unit during her reign. Historically, task-driven discipline in sailing ships where the failure of crews to work together promptly can have swift adverse consequences due to wind and weather, slave plantations facing the fear of slave revolt, and the...