The term 'Presumed Innocent Author' refers to the American author Scott Turow. Turow is a lawyer and novelist who has written several best-selling legal thrillers, including the 1987 novel Presumed Innocent. The novel was adapted into a feature film in 1990 and was a critical and commercial success. Turow has also written several other novels, non-fiction books, and essays. He is considered one of the most influential authors in the legal thriller genre.