Jan Guillou is a Swedish author and journalist, born on January 17, 1944. He is best known for his historical novels, particularly the Hamilton series, which follows the life of a Swedish spy. Guillou's writing often explores themes of politics, history, and social justice, reflecting his own experiences and beliefs. In addition to his literary work, Guillou has been an influential figure in Swedish media. He has worked as a journalist and editor, contributing to various publications. His outspoken views on issues such as freedom of speech and civil rights have made him a prominent voice in Swedish public discourse.