John Folkes is one of my heroes, and a remarkable person with a remarkable story. He tells the story of Silent Tears movingly and with the sort of authority that only experience can bring. His first-hand account of flying into an atomic cloud following a bomb detonated during the Buffalo test series at Maralinga in South Australia in 1956 will live in my memory. His enduring bravery in speaking his truth to a resistant government is a lesson in...