An electrifying contemporary thriller energized by the chilling possibilities of genetic manipulation, The Third Twin is vintage Follett. In her research on the genetic components of aggression, Jeannie Farrari makes a startling discovery. Using a restricted FBI database, she has located a pair of identical twins who were born, impossibly, to different mothers. After unknowingly stumbling upon evidence of a conspiracy, Jeannie finds that her career--and her life--are in danger. Simultaneous hardcover release from Crown. 4 cassettes.