David RubensDavid 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 Strategi 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. Read More Read Less