From a conference on Concepts and Conceptual Analysis at ANU, January 20-21, 2005.

Frank Jackson and David Braddon-Mitchell

Karen Green and Lynda Burns

Bob Meyer and Denis Robinson

Laura Schroeter and Susanna Siegel

John Bigelow and David Wall

Ming Tan, Ole Koksvik, Peter Menzies

Nic Southwood and Bernard Nickel

Ben Fraser and Aisling Crean

Samir Okasha and Daniel Friedrich

With Ming Tan

Jacek Brzozowski and Adam Pautz

Outside: Denis, DBM, Ben, Karen, Jacek, Adam, Aisling, Ben, Ben