Lauren Groff is a three-time finalist for the National Book Award and a New York Times bestselling author. Matrix has been named a Best Book of the Year by the New York Times, The Washington Post, NPR, Time and more. Matrix is a feminist story set in the 12th century. Seventeen-year-old Marie de France is expelled from the Royal Court and sent to be the new prioress of an ailing abbey rife with sick and starving nuns. It is a sweeping novel of a Medieval visionary, a woman of power and strength.