Vera Dammann is a senior scientist at the University of Applied Science in Gießn-Friedberg (Germany) since 1978. She has been working in areas such as computing, electrical engineering, electrical and biophysical measurement technology, and clinical engineering. She is project manager for the international study course 'clinical engineering' and a member of the board of the German association for biomedical instrumentation.

Gerhild Donnevert is laboratory engineer in the laboratory for analytical chemistry at the University of Applied Science in Gießn-Friedberg (Germany). She is an active member of the German standardization committees for the examination of water, wastewater and sludge as well as of the Technical Committee 147 'Water Quality' of the International Standards Organization ISO.