Catherine_Called_Birdy_coverThe Girls creator and star said at the New York Film Festival that she is adapting the 1994 book that’s set in late-13th century England. Karen Cushman’s YA novel centers on a 12-year-old girl who tries to shoo potential suitors after her father deems her ready for the altar. Lena Dunham, who said Friday that she has been “obsessed” with the book since childhood, will develop the pic with Girls executive producer Jenni Konner through their production company A Casual Romance.