When she fell pregnant in London in 1938, Jean knew that she couldn't keep her baby. The unmarried daughter of an elder in the Church of Scotland, she would shame her family if she returned to the north in such a condition. Scared and alone in a city on the brink of war, she begged the Foundling Hospital to give her baby the start in life that she could not. The institution, which had been providing care for deserted infants since the 18th century, allowed Jean to nurse her son for nine weeks, leaving her heartbroken when the time came to let him go. But little Tom knew nothing of her love as...