Anne McElvoy discusses ethics and the law after several politicians have complained recently about tax avoidance by big companies. To discuss are Geoffrey Robertson QC, Mark Littlewood and Angie Hobbs. Australian writer Andrew Upton talks about his sometimes controversial adaptations of classic Russian plays and explains to Anne why he inserted an egg fight into his recent production of Maxim Gorky's Children of the Sun. And writer Philip Hoare explores his fascination and fear of the sea when he talks to Anne about his new book; "The Sea Inside".