Before revision: Cermak argued unsuccessfully for the inclusion of codependency as a separate personality disorder in the Diagnostic and Statistical Manual of Mental Disorders, DSM-III-R. Melody Beattie popularized the concept of codependency in 1986 with the book Codependent No More, which sold eight million copies, with updated editions released in 1992 and 2022.
After revision: Melody Beattie popularized the concept of codependency in 1986 with the book Codependent No More, which sold eight million copies, with updated editions released in 1992 and 2022.