After a lonely, fatherless childhood he joined the RAF at 15, suffered an unhappy marriage and for a time slept rough with the down-and-outs of London. But even harder was accepting his own growing psychic powers - to heal the sick and predict the future, to communicate telepathically or smash a glass merely by looking at it...

Sometimes humorous, often harrowing but always utterly candid and uncompromising, CLUES TO THE UNKNOWN is the unique story of Robert Cracknell. He convincingly describes using his power to help the police solve gruesome crimes, to skirt the sinister paths of evil and probe the mysteries of the occult. This fascinating first-hand account of psychic life challenges common myths and superstitions. It is a book no-one will be able to ignore.