Sydney speakers Dr Katherine Daniell Dr Nigel Helyer Prof Catherine McMahon Jessica Kirkness Prof. Vladimir Strezov A/Prof Jörg Buchholz Dr Jonas Rupp Prof Glenn A Albrecht Prof David McAlpine Dr Marina Trigueros David Santo Tomas Menocal Prof Luis Salvador-Carulla A/Prof Nathaniel Marshall Dr Jose M Barrero Prof Stephen Leeder Prof Carola Garcia de Vinuesa Prof Andres Cuevas Prof Lesley Hughes Prof Steven Sherwood Dr Judith Reinhard Wes Stein Prof Maria Racionero