Group selection models combine selection pressure at the individual level with selection pressure at the group level … with disproportionately many other cooperators, cooperation can evolve. The existing literature on group selection …

Group selection models combine selection pressure at the individual level with selection pressure at the group level … with disproportionately many other cooperators, cooperation can evolve. The existing literature on group selection …

A widespread claim in evolutionary theory is that every group selection model can be recast in terms of inclusive … fitness. Although there are interesting classes of group selection models for which this is possible, we show that it is not … true in general. With a simple set of group selection models, we show two distinct limitations that prevent recasting in …