Her knack for improvisation, along with a total mastery of the latest techniques, gave Miller an ability to adapt her craft to whatever situation she found herself in. Working in tandem with Ray she developed “solarisation”, a technique to manipulate images and create a halo effect. Later on, living in Cairo and with no dark room to hand, she learned to frame her compositions with exacting precision and used local Kodak print shops. On assignment as a war correspondent, she printed by torchlight in a bombed-out camera shop.