John Bigelow and Mark Colyvan (as Plato and Aristotle)

Three Grahams: Priest, Macdonald, Oppy

Chris Hitchcock and Huw Price

Gerard O'Brien and Jon Opie

With Jay Garfield

Andrew Brennan and Chris Mortensen

Dirk Baltzly and Adam Elga

Jack Smart and John Heil

Heather Dyke and Cynthia Macdonald

Laurie Paul, Steffi Lewis, Denis Robinson

John Bigelow

With Jack Smart

Lynda Burns, Denis Robinson, John Heil

Graham and Cynthia Macdonald

Daniel Nolan, Maya Eddon, Adam Elga

Karen Bennett and Matt Carter