Bernadette Fox is a fictional character from the novel "Where'd You Go, Bernadette" by Maria Semple. She is portrayed as a brilliant but eccentric architect who becomes increasingly reclusive and struggles with her identity and family life. Throughout the story, Bernadette's relationship with her daughter, Bee, is central to the plot. The narrative explores themes of creativity, mental health, and the challenges of motherhood, ultimately leading to Bernadette's journey of self-discovery and reconnection with her family.