Mark Speed's comedy writing has been broadcast on BBC Radio 4 Extra and appeared in newspapers as diverse as the London Evening Standard and The Sun. He performed his solo comedy, The End of the World Show, at the Edinburgh Fringe in 2011 and 2012.
He's been writing novels since he was fifteen, and has an MA in Creative Writing from City University, London. In 1995 a chiropractor told him he'd never run again. He chose to give up chiropractors instead, and has since completed several marathons and a couple of Olympic-length triathlons. He has been diagnosed as a 'polarity responder'.