Alexandre Leclercq
Deputy Director, National Reference Centre Listeria & WHO Collaborating Centre Listeria, Institut Pasteur, Paris
Chairman, European Committee for Standardization (CEN TC463) – Food Chain Microbiology, CEN, Brussels

Alexandre Leclercq is Deputy Director of the National Reference Center Listeria and the WHO Collaborating Center Listeria and a member of the Unit of Biology of infection at the Institut Pasteur. He is also Chairman of CEN TC463, which deals with the microbiology of the food chain. With more than 32 years of experience in food safety, food chain microbiology and public health, he has coordinated a major European Commission mandate for the international validation of 15 CEN/ISO microbiological reference methods and has contributed to French, European and international standards in the field of food chain microbiology.

 He was a scientific on-call at the Biological Emergency Response Unit of the Institut Pasteur, where he was directly involved in managing biological crises and providing rapid scientific expertise in critical situations. He also served as a WHO expert during an outbreak in South Africa and is a FAO/WHO JEMRA expert.

A passionate educator, Alexandre Leclercq has taught food microbiology at both the Université Catholique de Louvain and the Lille Institut Pasteur. He is a member of several national and international committees on food safety and microbiology and has acted as a technical assessor for accreditation bodies throughout Europe in several technical fields (EN ISO 17025, 17043, 17034, 15189). He has also been a judicial expert on food safety in France and is a member of the editorial board of journals (IJFM, JFP, Frontiers, Food Analytical methods).