With Anne McElvoy, including an interview with the best-selling american novelist Claire Messud about her latest book The Woman Upstairs featuring a narrator consumed with anger. David Runciman, Michela Massimi and Matthew Taylor join Anne to examine the genesis of "Progress", the idea and the extent to which it remains persuasive, despite the setback of the 20th Century. Adam Mars Jones reviews a new biopic written and directed by David Mamet in which Al Pacino plays the music producer Phil Spector. And Joshua Oppenheimer reflects on his gripping but chilling documentary The Act Of Killing.