Slave to sensation is the first book in Nalini Singh's Psy-Changeling series. Setting: The books are set in a futuristic parallel universe. There are three races, humans, psy and changelings. Changelings are shapeshifters and the psy are like psychic humans. The Psy have detached themselves from their emotions and are a cold, emotionless race who train their children not to feel anything. They are leaders in business and politics and have a lot of power in the world. The changelings vary depending on what kind of animal they turn into. Changelings are a warmer race, that thrive on touch and effection. They are often physically stronger ...  Read the complete review