With more than 60 lectures and over 100 exhibitors, the international LED professional Symposium +Expo will take place for the fourth time in a row. 1,300 visitors are expected from Sept. 30th to Oct. 2nd in Bregenz, Austria. Latest lighting system design presented in a new interactive lecture concept and an expanded exhibition area make the event highly relevant for everybody involved in the design and engineering of future LED lighting systems. Bregenz, 13.6.2014 – Lighting system design based on LED and OLED technologies is challenging. Preferred solutions have to incorporate the latest technologies, smart systems, new standards, advanced functionalities and new user behaviors. Therefore, a holistic design and engineering approach is required in order to develop successful LED Lighting Systems for the future.