Professor Gilles Barouch is an HEC-Business School-Paris graduate and has a Ph.D. in Management Science from Université Paris Dauphine. He has a Post Doctorate diploma in Sociology of Action from the Paris ¨Political Science Institute. Professor Barouch teaches system analysis, quality management, sustainable development, complex change, negotiation, and conflict management. As a consultant, he has been an expert for governmental commissions to improve public policies efficiency as well as a mediator in environmental conflicts. His last book, published in France in 2020, analyzed the last international crises and notably the 2013 Ukrainian crisis. It proposed new orientations to prevent their emergence.