Brenda Blethyn claims she is a world apart from her character Emma Harte in A Woman of Substance, because she has spent most of her life battling imposter syndrome. The best-selling 80s novel by Barbara Taylor Bradford is being remade for TV, charting the rise of Harte over six decades from penniless Yorkshire maid in the early 1900s to powerful New York businesswoman in the 1970s. But while Harte has huge drive and ambition, the Vera star insists she is nothing like her. “Emma Harte always had