Modern synthesis (20th century) a gene-centred view of evolution following Hamilton's concepts, disputing the idea of evolutionary progress, and attacking the then widespread theory of group selection. Williams argued that natural selection worked by changing the frequency of alleles, and could not work at the level of groups. Gene-centred evolution was popularised by Richard Dawkins in his 1976 book "The Selfish Gene" and developed in his more technical writings. In 1975, E. O. Wilson published his controversial book "", the subtitle alluding to the modern synthesis as he attempted to bring the study of animal society into the evolutionary fold. This appeared radically new,
The Major Transitions in Evolution The Major Transitions in Evolution The Major Transitions in Evolution is a book written by John Maynard Smith and Eörs Szathmáry (Oxford University Press, 1995). At the time of its publication, Egbert Giles Leigh, Jr reviewing for "Evolution" commented that it "may be the most important book on evolution since [R.A.] Fisher's (1930) "The Genetical Theory of Natural Selection"". Maynard Smith and Szathmary authored a review article in "Nature". Maynard Smith and Szathmáry identified several properties common to the transitions: As stated by the authors, this book was aimed at professional biologists and assumes considerable prior knowledge. They have also