Kate Williams is an author, historian and television presenter. She is known for her books 'England's Mistress', 'Becoming Queen', 'Josephine: Desire, Ambition, Napoleon', 'Young Elizabeth: The Making of Our Queen', and more.She was a guest expert in Dr. Suzannah Lipscomb's BBC4 'Hidden Killers of the Victorian Home' (2013), as well as on Restoration Home (2011) and The Royal Wedding (2011). in 2015 she took part in Griff Rees Jones' history quiz, The Quizeum.