 The “Darwinian populations” view previously mentioned provides a considerably different view of the necessary conditions for group selection, one which rejects many of the currently accepted cases of the phenomenon. For a given selection story to be descriptively valid, a “Darwinian population” must exist at the level of selection being described, which requires the presence of both an interactor and a reproducer at that level, thus putting together what others have pulled apart (Godfrey-Smith 2009: 112). A Darwinian population is conceived as, at minimum, 