The objectives of the papers included in this NATO volume were to critically consider the science and technology policies necessary for defense against terrorism and other threats to security; to assess the priorities for governments, universities, national laboratories and industrial firms; to identify how governments and the science and technology community can most effectively work together to enhance our security; and to share the experiences of policy makers and policy analysts. The importance and relevance of this selection of papers to the policy community is reflected in the seniority of the contributors. These included Dr. Parney Albright who held the position of Assistant Secretary for Science & Technology at the US Department of Homeland Security as well as senior figures from the UK Home Office, UK Office of Science & Technology, the European Commission and NATO.IOS Press is an international science, technical and medical publisher of high-quality books for academics, scientists, and professionals in all fields. Some of the areas we publish in: -Biomedicine -Oncology -Artificial intelligence -Databases and information systems -Maritime engineering -Nanotechnology -Geoengineering -All aspects of physics -E-governance -E-commerce -The knowledge economy -Urban studies -Arms control -Understanding and responding to terrorism -Medical informatics -Computer Sciences