Two sisters, Ryan and Wendy, are at the core of this novel, and even though they don’t always see eye to eye, Ryan is ready to help Wendy when she needs help. How does their relationship fuel the plot of this suspenseful novel? Ryan, who is much younger than Wendy, has always been in awe of Wendy. They’ve never lived in the same house, because Wendy was on her way to college when Ryan was born, and afterward she was married and traveling with her new husband. Wendy was the beautiful, seemingly perfect stranger who was so beyond Ryan in everything she did or could do, that there was no hope to compete or to truly win her sister’s affection. Then, suddenly, as the book begins, Ryan is given the chance for both. I really love the title of this book: A FAMILY OF STRANGERS. It’s very captivating! What does feeling like a stranger in one’s own family do to the characters in your book? I originally titled this book The Perfect Daughter, and we all loved it. But suddenly there were dozens of books scheduled everywhere with “perfect” in the title. So when I started looking for a new…