From the Story Vault: Lynne Constantine is an internationally bestselling author who writes under the pen name Liv Constantine with her sister Valerie. Their debut thriller, The Last Mrs. Parrish, was a Reese Witherspoon book club selection, a People Magazine book of the week, and is in development for television. Their most recent book, The Last Time I Saw You, was published by HarperCollins in May 2019. Be sure to check it out!