Marco Valeri received his PhD in Strategic Management and Organizational Behavior from "Tor Vergata" University, Italy. He is Associate Professor in Organizational Behavior at Faculty of Economics, Niccolò Cusano University, Italy. He is a Lecturer in Applied Organizational Behaviour, Xenophon College, UK. He is Visiting Professor at University of Information Science and Technology (UIST) "St. Paul The Apostle", Macedonia. He is Adjunct Professor at Faculty of Social Sciences and Leisure Management, School of Hospitality, Tourism and Events, Taylor's University, Malaysia. He is Associate Researcher in Strategy, Magellan Research Center, School of Management, Iaelyon Business School, Jean Monet University, France. He is Honorary Associate Professor, University of Pannonia, Hungary. His teaching and consultancy fields include strategic management, leadership development, cross-cultural management and international hospitality management. His research areas include sustainability and green practices, strategy implementation, knowledge management, family business, crisis management, information technology and network analysis. He has a long and extensive international academic experience and has taken visiting positions in several universities. He is a member of several Editorial Boards of international tourism journals, a reviewer and editor of several handbooks on entrepreneurship, tourism and hospitality management.