Barry Sheene is arguably the greatest British motorcycle racing rider of all time. A chancer, lovable rogue and the leading sports star of his era, adored by the public and press alike, he won two world motorcycle championships in 1976 and 1977. He achieved iconic status by being involved in some horrific crashes and was dubbed 'the bionic man' on account of the amount of metal used to reconstruct his legs after a particularly bad accident. He...