Paul Ham is an Australian author who wrote for the London Sunday Times for several years before devoting himself to the writing of history. His specialties include World War I, World War II in Asia, and the Vietnam War. His books include Kokoda, which focuses on the first Japanese loss in a land battle in what was then the Territory of Papua; 1914: The Year the World Ended; and Hiroshima Nagasaki: The Real Story of the Atomic Bombings and Their Aftermath, a critique of the atomic attacks, which includes extensive testimony by survivors. In addition to books, Ham has also worked on documentary writing and presenting.