David Rubens Author

David Rubens is Executive Director of The Institute of Strategic Risk Management and the CEO of Deltar Training Solutions Ltd, based in London, UK. He is an Associate Lecturer at the University of Portsmouth and a Visiting Lecturer on Strategic Leadership at Cranfield University. He is a recognised authority on the strategic management of complex events. He is a member of the UK Critical Infrastructure Resilience Executive Steering Committee and has served twice as a Main Board Director of the UK Security Institute. Simon Rüegger is Assistant Director at Ernst and Young (EY) and is based in Zurich, Switzerland. At EY, he leads the corporate security functions for Switzerland and Austria and sits on the working groups for strategic global resilience and security initiatives. He is also a member of the Europe West CBS Young Leadership Board.