Now that I’ve summarized the major themes and emphases of the Gospel of John, I can turn to the historical questions of who wrote it, when, and why.  In this case, the biggest mystery is Who?

To start with, the Gospel is anonymous – the author chose never to name himself.  The first author to attribute it to John the son of Zebedee is Irenaeus (around 185 CE).  Later readers found hints in the text to confirm this identification.  The matter may seem a bit convoluted at first, but there is a clear logic to it.  It was thought that the author was identifying himself in John 19:35 and John 21:20-24 as an eyewitness to the life of Jesus, one Gospel calls “the disciple whom Jesus loved.”  And so the question was: which disciple would that be?

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