Purpose: The purpose of this paper is to draw on the naturalistic decision making and cognitive science literature to examine how experienced crisis managers utilize the intuitive and analytical strategies when managing complex incidents. A cognitive model that describes the interplay between...

This paper is concerned with the quantification of tree risk to the British public as a whole; with factors which influence actual risk, such as location and meteorology; and with perceived risk which can be a driver of control actions. The emergent risk is found to be very small and the...