“…Other etiological theories includeWright (1973),Neander (1991Neander ( , 1995,Griffiths (1993),Godfrey-Smith (1993, 1994,Allen and Bekoff (1995),Buller (1998),Price (1998, 2001), and Ryder (2004, 2006. 2 A separate debate is whether one of them better captures the notion of function of use to biologists(Amundsen and Lauder 1994) or cognitive science(Cummins 1989.3 The term ''proper function'' is Millikan's coinage.…”