Thursday 3rd November 2011. Werner Sobek of Werner Sobek Engineers is interviewed by Jeff Herzer during the 2011 CTBUH Awards Symposium at the Illinois Institute of Technology, Chicago. Werner Sobek is founder of Werner Sobek Group, one of the world’s leading engineering consultancies. He speaks on sustainability and lightweight structures as well as his contribution to KfW Westarkade in Frankfurt, which is the 2011 Best Tall Building Europe winner. Less