Ana Payá Pérez holds since 1982 a degree in Chemistry from the University of Murcia (Spain) and a M.Sc in Agro-chemistry, specialising in the fate of chemicals in soil, transport, transformation and toxicity of pollutants in soil environments. In 1987 she started her career at the JRC- Environment Institute at the Soil, Waste and Water Unit. In 2000 she moved to the IHCP's European Chemicals Bureau, in the years 2007-2009 she led the activities on environmental risk assessment and building up the competences of the staff going to the European Chemicals Agency (ECHA) in Helsinki for the implementation of the REACH Regulation, and from 2009-2014 for the Biocides Products Regulation. She has been responsible for managing the Technical Committees for the risk assessment of biocidal active substances. She coordinated the Working Group for the revision of the Technical Guidance Document in support of the Commission Directives on Risk Assessment for New Notified Chemicals, Biocides and Existing Chemicals. She has been member of the Commission's Scientific Committee for Toxicology, eco-toxicology and Environment (CSTEE) Working Group on Terrestrial Environment, and representative of the European Commission at the OECD Task Force on Biocides. She is co-author of more than 80 contributions to monographs, EUR Reports and international journals in the field of evaluation and development of tools for the assessment of chemicals, and she is a member of the International Society of Soil Science and of the Spanish Royal Society of Chemistry. At the IES, she is leading the soil contamination activities of the Land Resource Management Unit, which include providing support to related policies such as the EU fertiliser and pesticide regulations, waste policy, and relevant soil protection chapters in multilateral international environmental agreements (UNCCD, CBD, UNFCCC and others).