Dr. Gieri Hinnen teaches Sustainability Marketing & Communications for the Diploma in Sustainable Business. Hinnen holds a PhD in Management from the University of St Gallen(HSG), Switzerland. He has a background in International Affairs and Business Administration; he studied at the University of St Gallen (HSG), the London School of Economics (LSE) and Schulich School of Business in Toronto. His research focused on various aspects related to sustainability strategy in aviation, such as path creation, business model innovation, customer value and organizational behavior. Since 2009, Hinnen works for Swiss International Air Lines, where he holds the position of Senior Manager for Strategic Communication. Until 2015, he was part of the Political Affairs and Environment team of SWISS, where he primarily focused on Environmental policy. Among others, he was responsible for emission trading and the overall environmental strategy. He is a Swiss citizen and lives in Zurich.