Robert Lanza, MD, is one of the most respected scientists in the world a U.S. News & World Report cover story called him a genius and a renegade thinker, and likened him to Einstein. Currently chief scientific officer at Advanced Cell Technology and an adjunct professor at Wake Forest University School of Medicine, Lanza has hundreds of publications and inventions and more than two dozen scientific books to his credit, including Principles of Tissue Engineering, recognized as the definitive reference in the field.