Liv Constantine is the pen name of sisters Lynne Constantine and Valerie Constantine, bestselling authors known for their gripping psychological thrillers. Their debut novel, "The Last Mrs. Parrish," captured international attention, earning a slot on the Reese Witherspoon Book Club list and achieving significant commercial success. Their unique collaborative writing process, conducted over long-distance communication, allows them to seamlessly blend their voices into intricately plotted narratives. With backgrounds in advertising and teaching, respectively, Lynne and Valerie bring a compelling mix of creativity and insight to their storytelling. Their works continue to enthrall readers with unexpected twists and rich character development.