Bernard Stephen Jenkins (“Stephen”), one of identical twins, was born in Croydon to Reverend Bernard Pizzey Jenkins and Jane Violet Jenkins (née Webb). He was a chorister at St Paul’s and sang at the Coronation in 1953, then won a music scholarship to St John’s, Leatherhead. He studied medicine at Christ’s College, Cambridge, and St Thomas’ Hospital.
After house jobs at Burton on Trent and Chase Farm hospitals he returned to St Thomas’. Ron Bradley, who was developing intensive care, encouraged Stephen to join him, having noted his ability while an undergraduate. Bradley had developed accurate haemodynamic monitoring and he, Stephen, and Margaret Branthwaite published a series of papers on the circulation in critically ill patients. In …