The authors of »Business Cases for SAP HANA«

Michael Mattern

For more than 20 years, Michael Mattern has been supporting multinational organizations as a project/program manager, senior consultant, and enterprise architect, helping these companies reap the financial rewards of major SAP implementations. He graduated from Augsburg University (Diplom-Ökonom, focus: Operations Research/Statistics and Corporate Finance), and is a certified SAP Associate Enterprise Architect.
As an IT and management consultant, Michael has worked on projects with Accenture, Bayer, Bridgestone, British American Tobacco, Fonterra, Lufthansa, Nestlé, Swisscom, and Vaillant—among others.
His main areas of expertise are developing reporting and planning solutions, implementing cross-solution business processes, and designing flexible and scalable data models. Apart from his work as a consultant, Michael has also supervised training courses and workshops for SAP Education in Belgium, Germany, Switzerland, and the United Kingdom. Together with his wife and a couple of cats, Michael lives in Switzerland and Oceania.
You can contact Michael via LinkedIn.

Ray Croft

Ray Croft started his life in IT back in the 1960s, and has worked as a developer, analyst, and system designer for leading companies like British Aerospace, Citibank, and RSA Insurance Group.
Two of his many areas of expertise are using artificial intelligence in resource scheduling and developing and evaluating IT business cases.
Ray retired from his full time professional life a couple of years ago, but still supports selected projects as a senior adviser and coach. He also works as an actor in films and TV commercials, and as a voiceover artist and narrator. Originally from England, Ray now lives in Australia with his partner.
You can contact Ray via LinkedIn.