* Prof. Dr. Heinz-Dieter Knoll is Professor of Software Engineering and Data Processing in Accounting, Dean, University of Applied Sciences (Fachhochschule) Nordostniedersachsen, Faculty of Business, Luneburg, Germany, and Visiting Professor of Software Quality Assurance, University of Wolverhampton, School of Computing and Information Technology, Wolverhampton, UK, and Senior Consultant at Pros Kyberneton GmbH, Reppenstedt, Germany. * Roland W.A. Kuhl is Senior Consultant at Mummert + Partner Management Consulting AG, Diplom Wirtschaftsinformatiker, MSc in Advanced Software Technology, currently PhD Researcher at the University of Wolverhampton. * Lukas W.H. Kuhl is Senior Consultant at Mummert + Partner Management Consulting AG, Diplom Wirtschaftsinformatiker, MSc in Advanced Software Technology, currently PhD Researcher at the University of Wolverhampton. * Prof. Dr. Robert Moreton is Professor of Computer Science, Dean and Head of Research Committee, University of Wolverhampton, School of Computing and Information Technology, Wolverhampton, UK.