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Most attempts to answer the question of whether populations of groups can undergo natural selection focus on properties of the groups themselves rather than the dynamics of the population of groups. Those approaches to group selection that do emphasize dynamics lack an account of the relevant notion of equivalent dynamics. I show that the theory of ‘dynamical kinds’ I proposed in Jantzen (Synthese...
The latter half of thetwentieth century has been marked by debates inevolutionary biology over the relativesignificance of natural selection and randomdrift: the so-called ``neutralist/selectionist''debates. Yet John Beatty has argued that it isdifficult, if not impossible, to distinguishthe concept of random drift from the concept ofnatural selection, a claim that has beenaccepted by many philosophers...
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