This text introduces bad events (incidents and accidents) named as metaphors. The metaphors, called as "safety animals," are named as black swan, gray rhino, gr

This text introduces bad events (incidents and accidents) named as metaphors. The metaphors, called as "safety animals," are named as black swan, gray rhino, gr

Normal Accidents analyzes the social side of technological risk. Charles Perrow argues that the conventional engineering approach to ensuring safety--building i

Close calls, narrow escapes, or near hits. History has shown repeatedly that these "near-miss" incidents often precede loss producing events, but are largely ig