Translation of : Wer ist und wer war Jesus Christus?.

Introduction. The unfolding of the christological question -- The person and work of Christ -- Part one. The present Christ -- the pro me. The form of Christ. Christ as word -- Christ as sacrament -- Christ as church -- The place of Christ. Christ as the centre of human existence -- Christ as the centre of history -- Christ as the centre between God and nature -- Part two. The historical Christ. Approach to the historical Christ -- Critical or negative christology. The docetic heresy (liberal theology) -- The ebionite heresy -- The monophysite and nestorian heresies (chalcedon, lutheranism, kenosis and concealment) -- The subordinationist and modalistic heresies -- The contribution of critical christology. Positive christology. The incarnate one -- The humiliated one and the exalted one -- Part three. The eternal Christ (no manuscript has been preserved).