More than fifty years ago, Thomas Szasz showed that the concept of mental illness - a disease of the mind - is an oxymoron, a metaphor, a myth. Disease, in the medical sense, affects only the body. He also demonstrated that civil commitment and the insanity defense, the paradigmatic practices of psychiatry, are incompatible with the political values of personal responsibility and individual liberty. The psychiatric establishment's rejection of Szasz's critique posed no danger to his work: its defense of coercions and excuses as ''therapy'' supported his argument regarding the metaphorical nature of mental illness and the transparent immorality of brutal psychiatric control masquerading as humane medical care. In the late 1960s, the launching of the so-called antipsychiatry movement vitiated Szasz's effort to present a precisely formulated conceptual and political critique of the medical identity of psychiatry and of psychiatric coercions and excuses. Led by the Scottish psychiatrist