S. G. Hartnell is the pseudonym for Sunday Times bestselling author B. P. Walter. Barnaby was born and raised in Essex. After spending his childhood and teenage years reading compulsively, he worked in bookshops then went to the University of Southampton to study Film and English followed by an MA in Film & Cultural Management. He is an alumni of the Faber Academy and previously worked in social media coordination for Waterstones in London.