Julian Burnside is a Melbourne-based QC, heavily involved in refugee and human rights issues. He argues that civil liberties are being eroded in Australia and people of conscience must speak up now.
Tony Bayfield is the head of the Movement for Reform Judaism in Britain. He suggests that Zionism must redefine itself in the 21st century. Many of his arguments are spurious, I believe, such as the claim that Judaism as a religion would die if Israel ceased to exist. But it's healthy that The Guardian is a newspaper that encourages debate on this most sensitive of subjects.