After 150 years, Mary Lincoln's 'madness' still haunts American psyche

The subject of Mary Lincoln s mental wellbeing has long been the subject of community debate Now years after her commitment a newly rediscovered collection of correspondence between the widow of the former president who had been assassinated and her friends and family shed new light on the nature of her illness as well as the nature of her relationships with the meager friends and family she had left by that time