The contributors to this overview of the changes in security studies reflect critically on the past decades since the 1980s and consider what the future holds, in a select few areas of security studies.

Chapter 1 ‘Change and Insecurity’ Reconsidered, Barry Buzan; Chapter 2 Security Studies for the Next Millennium: Quo Vadis?, Edward A. Kolodziej; Chapter 3 Liberalist and Realist Security Studies at 2000: Two Decades of Progress?, Patrick M. Morgan; Chapter 4 The Increasing Insecurity of Security Studies: Conceptualizing Security in the Last Twenty Years, Steve Smith; Chapter 5 Strategic Implications of the End of the Cold War, John Roper; Chapter 6 International Peace and Security at a Multilateral Moment: What We Seem to Know, What We Don’t, and Why, Craig N. Murphy, Thomas G. Weiss; Chapter 7 Spectator Sport Warfare, Colin McInnes; Chapter 8 Watersheds in Perception and Knowledge, Chris C. Demchak; Chapter 9 Nuclear Proliferation: The Evolving Policy Debate, Darryl Howlett, John Simpson; Chapter 10 Change, Security and Surprise, Terry Terriff;