Arrested in 1962 as South Africa's apartheid regime intensified its brutal campaign against political opponents, forty-four-year-old lawyer and African National Congress activist Nelson Mandela had no idea that he would spend the next twenty-seven years in jail. During his 10,052 days of incarceration, the future leader of South Africa wrote a multitude of letters to unyielding prison authorities, fellow activists, government officials, and, most...