Marco Valeri is a senior lecturer in Organizational Behaviour at the Faculty of Economics, Niccolò Cusano University, Italy. Marco holds a PhD in Strategic Management and Organizational Behaviour and is member of several editorial boards for international tourism journals as well as co-editor of several handbooks on entrepreneurship, tourism, and hospitality management.Vicky Katsoni is a Professor in e-Tourism at the University of West Attica, Greece. She holds a PhD in Tourism Marketing Management and ICT Applications in Tourism. President of the non-profit “International Association of Cultural and Digital Tourism” (IACuDiT.org). Director in several European and National research projects such as Horizon 2020, Erasmus + KA2, and Cost, Vicky is also editor of 16 handbooks on tourism marketing management and member of several editorial boards of international tourism journals.