Nikos Sarantakos is a bridge expert owning one of the world's largest bridge libraries. He lives in Luxembourg and Greece.
Previous titles include: Tricky Lateral Thinking Puzzles, Ingenious Lateral Thinking Puzzles, Perplexing Lateral Thinking Puzzles, Intriguing Lateral Thinking Puzzles
William P Spence
William Spence was Professor of Construction Engineering at the School of Technology and Applied Science. As well as writing articles for magazines, he has written numerous successful books including Residential Framing and Woodworking Basics. Spence has designed homes and built two of his own.
Nigel Steel is head of the Imperial War Museum's Research and Information Department. He and Peter Hart have collaborated on several titles, including works on Gallipoli, Passchendaele and the First World War in the air.
Michael Stuermer is professor of history at the University of Erlangen-Nurnberg. He has been a visiting professor at Harvard, the Institute of Advanced Study at Princeton, the Sorbonne, the University of Toronto and the Institute for Advanced International Studies at Johns Hopkins University. He has written and edited books on various subjects, including Europe and the Middle East.