In an exclusive interview, Sinéad O’Connor on what drove her to become a singer and why her new memoirs are partly dedicated to the staff at St Pat’s. Get upfront with nail bar queen Andrea Horan on activism, glitter and drag. Plus, writer Salman Rushdie on life under fatwa, hiding out with Bono in Dublin and why it’s harder to make readers laugh than cry. All of this, and more, in this week’s Sunday Independent’s People & Culture section. | Irish Independent