The theory of eugenics suggested that the human gene pool was in a critical state, leading to fears about the deterioration of humanity as a whole. This viewpoint was rooted in the belief that certain genetic traits were superior and that controlling reproduction would enhance the population's overall quality. The implications of such theories raised ethical concerns and fueled debates about genetics and morality.

In Michael Crichton's book "State of Fear," these themes are explored through a fictional narrative that examines the consequences of manipulating perceptions about science and genetics. The author critiques the alarmist attitudes surrounding environmental and genetic issues, encouraging readers to question the motivations behind eugenics and its impact on society.