Abstract: The proceedings contain 49 papers. The topics discussed include: asynchronous negotiation and collaboration of software requirements for an emergency response information system: an empirical investigation; design considerations for information systems to support critical infrastructure management; incident command system: a developing national standard of incident management in the US; scaling-up support for emergency response organizations; shared use of information technology in emergency response work: results from a field experiment; learning and renewal following threat and crisis: the experience of a computer services firm in response to Y2K and 9/11; operational risk in incident management: a cross-fertilization between ISCRAM and IT governance; and airport security complexity : problems with the information system components.