| 1983 | B.Sc. in „Beverage Technology“, University of applied Sciences/Wiesbaden in Geisenheim/ Germany |
| 1985 | M.Sc. in „Oenology“, Justus-Liebig-University Gießen / Germany |
| 1988 | Doctor in Agricultural Sciences, Justus-Liebig-University Gießen / Germany |
| 1987 – 1990 |
- Quality Control / R&D Manager, Sichel Winery, Alzey - Lectures in Wine Chemistry at University of applied Sciences Wiesbaden in Geisenheim |
| 1991 – 1993 |
Laboratory Director and Member of Winemaking Teams, SIMI Winery in Healdsburg / California |
| Since 1994 |
- Head of Department for Oenology and Wine Technology including Estate Winery, Geisenheim Research Institute - Oenology Lectures for Bachelor- and Masterstudents at Hochschule Geisenheim University |
| Since 1995 | Lecturing in continuing professional training programs in various countries |
| Since 1995 |
German Delegate at the „International Organisation for Vine and Wine“ (OIV) in Paris |
| 2004- 2010 | President of the OIV expert group „Wine Technology“in Paris |
| 2009-2012 | President of the OIV Oenology Commission |
| 2012-2015 | OIV Vice-President (President of Scientific and technical committee) |
| 2015 -2018 | OIV President |