Papias and Polycrates on the origin of the Gospel of John -- The beloved disciple as ideal author -- Historiographical characteristics of the Gospel of John -- The audience of the Gospel of John -- The Qumran community and the Gospel of John -- Nicodemus and the Gurion family -- The Bethany family in John 11-12 : history or fiction? -- Did Jesus wash his disciples' feet? -- Jewish messianism according to the Gospel of John -- Monotheism and Christology in the Gospel of John -- The holiness of Jesus and his disciples in the Gospel of John -- The 153 fish and the unity of the Fourth Gospel.