Summary: This week Libby Purves is joined by Ceri Levy, a film maker and co-curator of an exhibition, 'Ghosts of Gone Birds' which features work by famous artists of extinct or endangered species; actor Rita Tushingham on the 50th anniversary of her breakthrough movie, 'A Taste of Honey'; Gillian Lynne, the former ballerina and renowned choreographer, on her memoir 'A Dancer in Wartime'; and Gisli Ãrn Gardarsson, an Icelandic actor and director who is directing 'The Heart of Robin Hood' at the Royal Shakespeare Theatre, Stratford.