Anna Comnenus was the daughter of Byzantine Emperor Alexius Comnenus. Later in her life, Anna compiled an account of her father’s reign, the account spanned 15 volumes and was called the Alexiad. Her work is where most of the information about late 11th century and 12th century Byzantine history. Prior to her father’s death, Anna worked hard to ensure that her husband Nikephoros was made emperor, however her brother, John was made emperor on her father’s death bed. Anna was a part of the assassination attempt against her brother, at her father’s funeral - however she was unsuccessful. An incredible woman, under her father, Anna ran a large hospital and an orphanage, teaching medicine at the hospital, and treating her father Alexius Comnenus when he became sick.