Despite his lack of physical stature, the five-foot-tall John Dee was a towering figure in Renaissance Europe: to royalty, enemy to the vicious de Medici clan -- and confidant of Dyckson, a member of the alien race known as the Roc. Ancient and wise, the Roc have come to Earth to observe the evolution of humanity, not to interfere. But during the course of his studies, Dyckson has come to call Dee... goodreads.com