Nothing that I have read immerses you more vividly in the gritty process of sample collection and processing, and the need to go out again to redo what you completely finished at least twice before. The author does not have to say a word about the prospect of someone pursuing quick fame wanting to rework your hard-fought samples from academic offices. Finding GORGON itself was led to by a related venture running into on the spot obstacles. Later GORGON is found to be not quite GORGON. Peter Ward includes a brief statement of his newest theory that some body types evolved in low-oxygen in which the problem of respiration dominates.