Day 2: Security of Energy Supply in SEE session; Nobuo Tanaka, Executive Director, International Energy Agency (keynote address); Umberto Quadrino, CEO, EDISON SpA; Harry Sachinis, Chairman & CEO, DEPA Public Gas Corporation S.A.; Galina Tosheva, Executive Director, Bulgarian Energy Holding EAD; David Eades, Presenter, BBC World TV (Moderator)