Herbert Woratschek is Professor of Service Management at the University of Bayreuth, Germany. He has been Vice-President of the European Association for Sport Management since 2009. His main areas of research include the service-profit chain and moderating variables in various service contexts, service-dominant logic, measurement of service quality, and sport marketing. Chris Horbel is Associate Professor of Marketing at the Department of Environmental and Business Economics at the University of Southern Denmark, Odense, Denmark. The focus of her scientific work comprises the areas of value co-creation, service networks and word-of-mouth with applications in sport, tourism, healthcare, and mobile applications. Bastian Popp is Assistant Professor at the Department of Services Management at the University of Bayreuth, Germany. His primary areas of research are innovative media and consumer behaviour, co-creation, brand management, brand communities, social media, consumer-company identification and fan behaviour.