She and Anna's lawyer, Campbell Alexander, dated in young adulthood, before he left her without explaining why. Campbell Alexander - The lawyer who defends Anna as she tries to become medically emancipated from her parents. He believes that she should have control over her own body, and eventually obtains medical power of attorney over her, when the case is successful. He personally uses a service dog, which others find mysterious, because he does not tell anyone why. It is later uncovered that Campbell suffers from epilepsy, and that this diagnosis is the reason he broke up with Julia, as he did not believe she "deserved" an unwell mate, that she'd have to look after. Suzanne - Jesse, Kate and Anna's wealthy aunt, Brian's sister-in-law and Sara's older sister of 10 years. Their relationship is strained due to her overzealousness in keeping Kate alive. Unlike Brian, Suzanne shows more support for Anna, even explaining how disappointed she is in Sara for how she treated both her daughters. Dr. Harrison Chance - Kate's oncologist. Judge DeSalvo - The presiding judge over Anna's medical emancipation case. Isobel "Izzy" Romano - Julia's twin sister and roommate. She is a jewelry designer and she is fresh from a relationship with another woman named Janet. She is very close to her sister and as such despises Campbell for having left Julia. Taylor Ambrose - Kate's boyfriend. He is diagnosed with myeloid leukemia and meets her at the hospital while undergoing chemotherapy. Kate has some of her happiest times with him, as he's one of the only people with whom she's been able to fully relate. After they go to a prom, Kate comes to believe that Taylor has ceased contact with her. She becomes estranged from her mother after learning the truth, which is that Sara learned about Taylor's death and concealed it from Kate, fearing that the grief would rob Kate of the will to live. Development history Publication history Picoult, Jodi. My Sister's Keeper. Atria Books: New York, 2004; /. Critical reception In review for The Washington Post, Katherine Arie described some of the characters as unconvincing, such as Brian, who is "too good to be true", Jesse, "a poster child for self-destructive behavior", and Kate, who is "as weak and wispy on the page as she's supposed to be in life", but ultimately called the book "a thrill to read". In 2009 the