- Doctorate 1970
- Professor in process engineering since 1978 at Weihenstephan/Triesdorf university, Germany
- Retired 2002
His main areas of research: technology for organic farming (thermic weed control), electro-chemical food quality (bio-electronic connections between food quality, nutrition and health, confirmed by Redox measurements), treatment process for solids and development of university teaching at state level in Germany.
He has also compiled approx. 100 publications on high school teaching issues, food quality and methanation of diverse biomasses. Prof. Manfred Hoffmann is also the Vice President of the “The German Society for Environmental and Human Toxicology” (DGUHT e.V.) and a scientific advisory board member in various organisations.