The Irish-Canadian author dishes on her new novel, Learned By Heart, as well as writing life after the smash success of Room. She’ll visit Halifax for the AfterWords Festival. Emma Donoghue isn’t finished writing. Even now—15 novels, a dozen-odd plays, five short story collections, three screenplays, a Booker Prize shortlist and one Academy Award nomination under her belt—the Dublin-born, London, Ont.-based author can’t quell the storm of ideas that nag in the corners of her mind for a glimpse of a page, a chapter, a first draft, a finished story…