Altered Carbon, written by Richard K. Morgan, is a cyberpunk novel set in a future where consciousness can be transferred to different bodies, known as sleeves. The story follows Takeshi Kovacs, a former soldier turned private investigator, as he is hired to solve the murder of a wealthy man. With its gritty noir atmosphere and exploration of themes like immortality and identity, Altered Carbon offers a thrilling and thought-provoking take on the transhumanist revolution.