American historian Professor Deborah E. Lipstadt joined Amy in the studio. They discussed Holocaust denial - past and present, Deborah's experience defending historical truth, as well as the threat of antisemitism today. Deborah's new book is, Antisemitism: Here and Now. Plus we discover the power of the portrait with freelance art historian Dr Julie Cotter in her new book, Portraits Destroyed: Power, Ego and History's Vandals. And Guardian Australia journalist Luke Henriques-Gomes reports from the frontline of Australia's social security system, including Robodebt, Newstart and the people left behind.