Against all the odds of inertia and ignorance and fear of state power, Clarence Earl Gideon insisted that he had a right to a lawyer and kept on insisting all the way to the Supreme Court of the United States. His triumph there shows that even the poorest and least powerful of men - a convict with not even a friend to visit him in prison - can take his cause to the highest court in the land and bring about a fundamental change in the law.