Frank has written for many years as an editor for newspapers, magazines and digital media on topics such as travel, urban development, green places and exhibitions. He devours two books a week and spends many evenings at the theater and opera. He is a passionate urban walker. His favorite places in Zurich include the Bücherbrocky in Enge, the Karl der Grosse Debate House, where he meets with his literary circle, as well as the banks of the Limmat and the Max Frisch Baths on Letzigraben.