George Saunders' Lincoln in the Bardo is a novel that explores the grief of Abraham Lincoln following the death of his beloved son Willie in 1862. Set in a bardo, a Tibetan Buddhist concept of an intermediate state between death and rebirth, the novel follows Willie
From Wikipedia
George Saunders is an American writer. He is best known for his short stories and his novel Lincoln in the Bardo (2017), which won the Booker Prize. Saunders's short stories have been published as several collections, including CivilWarLand in Bad Decline (1996) and Tenth of December: Stories (2013).