G. D. SHEFFIELD is Senior Lecturer in Defence Studies, King's College London and teaches at the Joint Services Command and Staff College where he specialises in Land Warfare. From 1985 to 1999 he was a member of the Department of War Studies, Royal Military Academy Sandhurst. He has published a number of books and articles including The Redcaps: A History of the Royal Military Police (1994) and Leadership and Command (editor, 1997). - GEOFFREY TILL is the Dean of Academic Studies at the Joint Services Command and Staff College, Bracknell and is the Head of the Defence Studies Department. He is also Visiting Professor in Maritime Studies in the Department of War Studies at King's College London. In addition to many articles and chapters, he is the author of a number of books.

• List of Tables and Figures Notes on Contributors Acknowledgements PART I: THE FIRST WORLD WAR The Challenges of High Command in the Twentieth Century British High Command in the First World War: An Overview; G.Sheffield Ratcatchers and Regulators at the Battle of Jutland; A.Gordon The Gallipoli Campaign: Command Performances; G.Till PART II: THE SECOND WORLD WAR Scandinavian Disasters: Allied Failure in Norway in 1940; N.de Lee The Very Model of a Modern Manoeuvrist General: William Slim and the Exercise of High Command in Burma; D.Anderson The Art of Manoeuvre at the Operational Level of War: Lieutenant General W.J. Slim and Fourteenth Army 1944-45; R.Lynam Lessons Not Learned: The Struggle Between the RAF and Army for the Tactical Control of Aircraft and the Post-mortem on the Defeat of the BEF in France in 1940; D.Hall Sir Arthur Harris: Different Perspectives; C.Goulter PART III: THE CONTEMPORARY SCENE The Realities of Multi-National Command: An Informal Commentary; M.Jackson Reinventing Command in UN PSOs?: Beyond Brahimi; S.Gordon Reaching for the End of the Rainbow: Command and the RMA; M.Melvin & S.Peach