The new public health : a preparedness approach -- The social capital perspective -- The changing public health system -- Overview to bioterrorism preparedness and response -- Bioterrorism competencies for leaders -- New partnerships -- Concern of the community for safety -- Systems thinking and complexity -- People skills -- Public health law and ethics -- Risk and crisis communication -- Tipping point awareness -- Forensic epidemiology : a new partnership -- Building communities -- Change strategies -- A view of tomorrow.