Completed training as engineer electro-technology in 1983 at the Technical University of Eindhoven in the department of medical electronics. Worked at the Radboud hospital in Nijmegen on the development of medical equipment for patient care and research. Since 1987 researcher at Wageningen University and Research Centre. Initially, broad-minded to all agricultural sectors (open field, protected crops and animal husbandry) within Technical and Physical Engineering Service and IMAG and now more than 10 years working within the group "Technology" at Wageningen Research - Greenhouse Technology. Research focused on measuring and control engineering innovations (e.g. wireless sensors and bio-monitoring) for horticulture in the area of ??water, climate and energy, conducted in both national and international projects.