No Functions for Rocks: Garson’s Generalized Selected Effects Theory and the Liberality Problem

In What Biological Functions Are and Why They Matter, Justin Garson offers a novel theory of biological functions, the generalized selected effects (GSE) theory.1 He presents in clear comprehensive way, defends it against various objections applies to different areas philosophy, including philosophy psychiatry, debate about mechanisms teleosemantic theories mental content.2 Like other proponents aetiological approach maintains that trait’s functions are grounded its selectional history. However, his GSE differs from standard versions – so-called (SE) crucial respect: while SE assume all must ultimately be phylogenetic processes natural selection or (closely analogous) differential reproduction (Millikan 1984: 15–82, Neander 1991, Godfrey-Smith 1994...