title: Reply to Hagen and Thornhill.
authors.affiliation: School of Anthropology and Conservation, Marlowe Building, University of Kent, Canterbury, Kent CT2 7NR, UK S.E.Johns@kent.ac.uk.
authors.forename: Sarah
authors.initials: S
authors.lastname: Myers
authors.affiliation: School of Anthropology and Conservation, Marlowe Building, University of Kent, Canterbury, Kent CT2 7NR, UK.
authors.forename: Oskar
authors.initials: O
authors.lastname: Burger
authors.affiliation: School of Anthropology and Conservation, Marlowe Building, University of Kent, Canterbury, Kent CT2 7NR, UK S.E.Johns@kent.ac.uk.
authors.forename: Sarah E
authors.initials: SE
authors.lastname: Johns