Ed van Zalen , graduated at the University of Utrecht in analytical chemistry, specialized on environmental methods. Since May 2008 Van Zalen has been employed as programme manager CBRNE(Chemical, Biological, Radiological, Nuclear and Explosives) within the Netherlands Forensic Institute.The CBRN programme is focussed on both the development of CBRNE forensic methods as well as international cooperation working on this subject with organizations such as IAEA, INTERPOL, EUROPOL and OPCW. Van Zalen has been educated as an analytical chemist at the Hogeschool Haarlem (BSc) and the University of Utrecht (MSc). He was employed at the laboratories of the Institute of Inland Water Management and Waste Water Treatment (1981 -1986) and the Hoogheemraadschap van Delfland (1986 – 1991). In both laboratories he was involved in the development of analytical methods for the analysis of pesticides in surface waters. In 1991 Van Zalen joined the Netherlands Forensic Institute as head of the department of Environmental Crimes. Van Zalen resided in technical committees of the EU responsible for the development of analytical methods for the analysis of waste. He was project manager for the building of and removal to new NFI facilities (1997 – 2005). Subsequently, he was location manager of a forensic consultancy unit for the NFI (2005 -2009) in The Netherlands.