"Deliciously twisted . . . Kate Kessler's positively riveting It Takes One boasts a knockout concept and a thoroughly unique and exciting protagonist." —Sara Blaedel, #1 internationally bestselling author Criminal psychologist Audrey Harte is returning home after seven years. Less than twenty-four hours later, her best friend is murdered. Now, Audrey is both the prime suspect and the only person who can solve the case . . . It Takes One is the opening to a thriller series where a criminal psychologist uses her own dark past to help law enforcement catch dangerous killers. "A book that kept calling to me when I should have been doing something else. Hard to put down, compulsive reading." — Rachel Abbott , bestselling author of Whatever It Takes "This first in a series combines an intriguing mystery with a terrific cast of characters. Fans of Nancy Pickard or Lisa Unger will find much to like in Kessler. Expect her to become very popular very quickly." — Booklist (starred review) "Kessler has created a kick-ass, heartfelt character in this lively, twisty thriller. Believe me—you'll enjoy the ride." — Sandra Block , author of The Bachelorette Party