Jiri Kassa – physician (1981, Faculty of Medicine, Charles University and Military Medical Academy), professor in Toxicology (2006, University of Defence) has been working in the Department of Toxicology and Military Pharmacy, Faculty of Military Health Sciences, University of Defence. Currently, he holds the position of a senior researcher. He has 37 years of experience in the research of complex mechanisms of acute toxicity of organophosphorus compounds (especially nerve agents) including the development of medical countermeasures for chemical warfare agents, especially the development of prophylactic and therapeutic antidotes against nerve agent exposure. He participates in the development of antidotal means against chemical warfare agents currently used in the Czech Army. He has been a project manager of several research projects dealing with above-mentioned topics. He is author or co-author of more than 300 publications in international or Czech journals (among them, 180 publications in journals with an impact factor).