Powerful charcoal nudes drew attention to gender violence at an exhibition by artist, playwright and actress Lorien Haynes which was launched in two London venues on International Women’s Day. “The exhibition is called Pieces of Woman because I build the women from pieces of paper,” Haynes explained. “I start drawing the body and the torso and the solar plexus and the spine and then I extend the body over other pieces of paper so the head grows in one direction, the feet go in another and the arm might go in another. So it becomes a collage which I paste together.” In addition to the 23 oversi…