Dr. Laing's first purpose is to make madness and the process of going mad comprehensible. In this, with case studies of schizophrenic patients, he succeeds brilliantly, but he does more: through a vision of sanity and madness as 'degrees of conjunction and disjunction between two persons where the one is sane by common consent' he offers a rich existential analysis of personal alienation. The outsider, estranged from himself and society, cannot experience...