In current Neurotics Anonymous literature, there is not a scientific definition ascribed to neurosis. The conception of Neurotics Anonymous began with Alcoholics Anonymous (AA) co-founder Bill W. The studies expanded to include neurotics and heroin addicts. The Minnesota Intergroup Association separated from Neurotics Anonymous on July 6, 1971. Neurotics experience tense arousal which is characterized by tension and nervousness. Touring bass player for the March 2019 tour was Adam Smith of Newtown Neurotics. "love British style, handicapped slightly by corny circumstance and populated by colorful neurotics". Grover Boydston conducted the first demographic study of Neurotics Anonymous in 1974. Differences developed between the Minnesota groups and the central offices of Neurotics Anonymous. Examples of such repetition included the dream life of traumatic neurotics and children's play. Over the next several years many centers for neurotics were established. The neurotics might feel these attachments more strongly because of difficulties within their lives. Neurotics Anonymous (N/A) is a twelve-step program for recovery from mental and emotional illness. To avoid confusion with Narcotics Anonymous (NA), Neurotics Anonymous is abbreviated N/A or NAIL.