Tables of Contents -- I Introduction -- II Three neoaristotelian and neoplatonic concepts: monopsychism, mysticism, metaconsciousness -- III Three Averroistic problems -- 1 Collective immortality and collective perfection in Averroes and Dante -- 2 Ecstatic conjunction, death, and immortality in the individual -- 3 The double truth theory and the problem of personal immortality in Averroes -- IV Collective consciousness, double consciousness, and metaconsciousness (unconscious consciousness) in Kant and some post-Kantians -- V Select bibliography of translations of philosophical works by al-Kind?, al-F?r?b?, Avicenna, ibn-B???a, and Averroes -- VI Index of names