Duncan JD Smith is the sole author of the Only In Guides, a series of city guides for independent cultural travellers. They reveal cities from unique and unusual perspectives and are published under Duncan’s own The Urban Explorer imprint (www.onlyinguides.com). Volumes to date cover Berlin, Boston, Budapest, Cologne, Edinburgh, Hamburg, London, Munich, Paris, Prague, Vienna, and Zurich (Krakow is in preparation). Duncan also regularly generates articles for print and digital media, offers an extensive photo library, and is available for radio, television and public speaking. He is a Fellow of the Royal Geographical Society.