Shelly Romero has early memories of going to her local supermarket and picking pulp fiction off the shelves. “We were very working class; my mom was working two jobs sometimes,” she recalls. “The appeal of books being cheaper and smaller and able to be carried around was definitely a thing.”For generations of readers, the gateway to literature was not a hushed library or a polished hardback but a wire spinner rack in a supermarket, pharmacy or railway station. There, amid chewing gum and cigarettes, sat the ...