Biotechnology in the broadest sense can trace its roots back to prehistory. This book is not intended to be a comprehensive history of the technology from some arbitrary point in time or even a chronological tracing of the evolution of that technology but rather my impression of the various events throughout history that have intersected or built on one another to lead to the forward progression of a technology. Obviously, with such a broad canvas much selectivity is involved in the choices made to advance the narrative and, while the subjects chosen are not capricious, they are influenced by...