title: Modeling cognitive evolution: a reply to Stone.
authors.affiliation: Political Studies Program PAC 366, University of Illinois, Springfield, One University Plaza, Springfield, IL 62703, USA. james@jhanley.net.
authors.forename: James E
authors.initials: JE
authors.lastname: Hanley
authors.forename: Tomonori
authors.initials: T
authors.lastname: Morikawa
authors.forename: John
authors.initials: J
authors.lastname: Orbell