From 2014-2018, Prof. Christopher Page, now a Fellow at Sidney Sussex College at the University of Cambridge, was a Professor of Music at Gresham College. In 2016, he gave a lecture on the Music of the First Christians. You can view the lecture in its entirety below.
This lecture was part of a larger series called The Christian Singer from the Gospels to the Gothic Cathedrals. Use the above link to follow more installments of the series