Work in CBW arms control; UNODA consultant on the SG mechanism for investigations of alleged CBW use; OPCW consultant (amongst others reports on lessons-learned during the Joint OPCW-UN Mission for the elimination of Syria's chemical weappons in 2013/14 and the removal of chemical weapons from Libya in 2016; coauthor of a review of the impact of the OPCW tenure policy in 2018); member of Director-General's panel on future OPCW priorities; consultant for UN Counter-terrorism Implementation Task Force on response to CB terrorism; consultant for Spiez Laboratory on UNSGM laboratory network and chem-bio convergence; consultant for SIPRI on impact of sciences advances on BTWC and CWC; consultant for Independent Commission of Inquiry into Syria of the UNHRC on CW use allegations; team member of a feasibility study followed by the design and implementation of a pilot competition under the EU's CBRN Centres of Excellence Initiative (fostering innovation ecosystems in CBRN risk mitigation; team member for evaluation of the EU's Instrument for Stability (IfS, priority 1 - CBRN risk mitigation); team leader for 2nd IfS evaluation (priority 1); team member of the final evaluation IfS-P1; team member of the midterm review of the EU IcPS; consultant for ICRC (workshop on incapacitating chemical agents); assistance to States regarding the adoption of national implementation measures under the CWC and the BTWC; evaluation of impact of science and technology on CBW treaty regimes; advice on protection against CB weapons; international cooperation projects, education and outreach regarding control of dual-use materials and technologies

Worked in senior positions at the OPCW Preparatory Commission (1993-1997) and the OPCW (1997-2006), including at branch head / director level in the fields of industry verification, verification policy, international cooperation, government relations and political affairs, strategic planning; was secretary of the Scientific Advisory Board of the OPCW fom 1998 to 2006

See above under Senior Planning Officer for areas or responsibility

Preparatory work in industry verification and general verification policy issues; pTS support for negotiations of detailed inspection procedures, industry verification concepts, inspection equipment procedures and others; participated in section of future OPCW inspectors (head of a recruitment panel) and trained OPCW inspectors.

Study on decontamination and natural degradation of CWChemical Industry conference on the Chemical Weapons ConventionStudy on CW free zones