Before revision: alt=|Strength of natural selection plot as a function of ageThe antagonistic pleiotropy hypothesis was first proposed in a broad 1952 paper on the evolutionary theory of ageing by Peter Medawar and developed further in a landmark paper by George C. Williams in 1957.
After revision: alt=|Strength of natural selection plot as a function of ageThe antagonistic pleiotropy hypothesis was first proposed in a 1952 paper on the evolutionary theory of ageing by Peter Medawar and developed further in a landmark paper by George C. Williams in 1957.