The Unselfish Gene of the novel is a nod to Richard Dawkins' 1976 book, "The Selfish Gene". Among the concepts developed in Dawkins' book is a theory of how natural selection may favor self-sacrifice and other forms of altruism. The themes of altruism and small gene sets play an important role in plot and character development in The Unselfish Gene. The Unselfish Gene is what might be termed "semi-hard" science fiction. The technology described in the book is well within the limits of early 21st century technology. Some of it, such as "The Anita", an atomic-bomb powered heavy lifter space ship, was actually
Unnatural Selection: Why the Geeks Will Inherit the Earth have geek-like powers, fostering a cognitive arms race’. ‘For the first time in human history,’ Roeder wrote, ‘humans will have the capacity to chart their own evolution - as the process of Darwinian natural selection is superseded by unnatural selection.’ He warns that 'human enhancement technologies will eventually threaten our sense of identity as human beings.' Steve Silberman, an editor of "Wired" magazine, wrote that Unnatural Selection ‘is a provocative book that explains why (geeks) have become a social force driving a new kind of human evolution.’ Author Daniel Wilson suggested that the book ‘paints a compelling picture of human