Rival to the QueenRival to the Queen is a 2010 historical fiction novel by Carolly Erickson.Plot summaryThe story focuses on Elizabeth I and her cousin Lettice Knollys' competition for the affections of Robert Dudley, 1st Earl of Leicester.ReceptionThe book received mixed reviews from critics. Some reviewers criticized the plot's historical inaccuracies, and critics were divided on the portrayal of Elizabeth.