Howard Marks was released from Terre Haute Penitentiary, Indiana, in April 1995 after serving seven years of a 25 year sentence for marijuana smuggling. It was time for a change of career. So he wrote two bestselling books, became a sports and travel writer, stood as a parliamentary candidate..., applied to become the UK's Drug Czar, and embarked on a long-running, sell-out series of one-man shows.