This week we consider the power of attention - the giving and receiving of it and its power for healing but also the complexities of fame; Justine Toh considers what Simone Weil's philosophy of attention has to say to western culture's attention battles; Jamie Mulvaney takes us to the National Portrait Gallery in London to look at Sir Paul McCartney's unseen portraits of the Beatles; James Cary speaks of the grief at the death of Matthew Perry and unexpected twists in the story of real life.