Panellists: Ruby Wax, Comedian and Author; Faramerz Dabhoiwala, Author The Origins of Sex; Sylvia Nasar, Author A Beautiful Mind; William Dalrymple, Historian of India and the Islamic world; and Mike Carlton, Journalist, Commentator and Author.

Host Tony Jones is joined by panellists Education Minister Christopher Pyne; Opposition Senate Leader Penny Wong; Comedian Ruby Wax; Musician and humanitarian Michael Franti & Nobel Prize-winning astrophysicist Brian Schmidt.