Besides Richard Dawkins and George C. Williams, other biologists and philosophers have expanded and refined the selfish-gene theory, such as John Maynard Smith, George R. Price, Robert Trivers, David Haig, Helena Cronin, David Hull, Philip Kitcher, and Daniel C. Dennett.
Notes on the Folklore of the Fjort is a book by Richard Edward Dennett (introduction by Mary H. Kingsley) published in 1898.
Victim of the Brain is a 1988 film by Dutch director Piet Hoenderdos, loosely based on The Mind's I, a compilation of texts and stories on the philosophy of mind and self, co-edited by Douglas Hofstadter and Daniel C. Dennett.