About the speakers

Fred Heimbach (Chair)

Colin Brown

Valery Forbes

Katja Knauer (Co-chair)

Bernhard Gottesbüren 

Theo Brock

Wolfgang Reinert

James Wheeler

Karin Nienstedt

Tony Hardy

Lorraine Maltby

Paulo Sousa

Mark Clook

Ralf Schulz 

Robert Luttik

Richard Schmuck

Gertie Arts

Anne Alix 

Mark Crane

Andreas Schaeffer


Fred Heimbach (Chair, RIFCON GmbH, Germany)
Fred Heimbach works as a consultant scientist at RIFCon GmbH in Leichlingen, Germany. He obtained his MSc degree and PhD in conducted research on marine insects at the Institute of Zoology, Physiological Ecology at the University of Cologne.

Since 1979 until 2007 he has worked at Bayer CropScience in Monheim, Germany on the side effects of pesticides on non-target organisms. In addition to his work, he gave lectures on ecotoxicology at the University of Cologne. Dr. Heimbach has researched the development of single-species toxicity tests for both terrestrial and aquatic organisms and has worked with microcosms and mesocosms in the development of multispecies tests for these organisms. As an active member of European and international working groups he participated in the development of suitable test methods and risk assessment of pesticides and other chemicals for their potential side-effects on non-target organisms.

Since several years he serves on the SETAC Europe and the SETAC World Council, and he has been an active member of the Organising Committees of several European workshops on specific aspects of the ecotoxicology of pesticides.

Katja Knauer (Co-chair, Federal Office for Agriculture, Switzerland)
Katja Knauer received her PhD in Environmental Sciences at ETH Zürich, Switzerland. After her postdoc at MIT in Boston and at the University of Geneva, she worked as a study director and as an environmental risk assessor at Syngenta in Switzerland on the  ecotoxicological effects of plant protection products (PPP) in support of applications for Registration.

During 2004 and 2008, she joined the University of Basel and conducted two projects for the Federal Office for Environment with the focus on the detection of micropollutants in the environment and on mixture toxicity of pesticides.

In June 2008, she joined the Federal Office for Agriculture in charge of the scientific evaluation of the plant protection products dossier for the authorization process. She participated in various Setac workshops addressing topics such as quality standards for water and soil, ELINK- linking exposure to effects, and AMRAP- aquatic plants in the aquatic risk assessment. She is member of the SETAC-Europe Council since 2006 and actively involved in the award committee (past-chair)  and science committee (Vice-chair).

Wolfgang Reinert (European Commission, Belgium)
Wolfgang Reinert was educated as biologist and trained in ecology and molecular biology. He was working in different positions in research and administration in the fields of plant protection and plant breeding.
In 2002, he joined the European Commission, where is is dealing with risk management of pesticides and the review of general legislaton concerning plant protection products and their active substances.

Tony Hardy (University of York, United Kingdom)
Tony Hardy is a biologist and environmental chemist who has worked in the UK Ministry of Agriculture, Fisheries and Food, the Department for Environment, Food and Rural Affairs and the Central Science Laboratory for more than 30 years. He has worked on the impact of agricultural pesticides on wildlife and has been involved in national and international risk assessment and ecotoxicology for over 25 years. He has been chairman of the EFSA Plant Protection products and their Residues Panel since 2003.

Mark Clook (Chemicals Regulation Directorate, United Kingdom)
Mark has worked for the Chemicals Regulation Directorate (formerly the Pesticides Safety Directorate) for over 18 years.  He has been involved in various workshops and working groups involved in developing guidance on various aspects of ecotoxicological risk assessment for pesticides.  He has also chaired EU peer review meetings.  He currently leads a team of environmental scientists who carry out all aspects of the environmental risk assessment for pesticides.

Richard Schmuck (Bayer CropScience, Germany)
Richard Schmuck is employed at Bayer CropScience to manage the environmental safety of chemical crop protection products.  He obtained his MSc degree and PhD in conducting research on subsocial insect and tropical anuran species at the Institute of Zoology, Ecology at the University of Würzburg.
Before joining Bayer CropScience, he was engaged in national biodiversity conservation programmes and the development of environmental impact assessment approaches.  From 1990 to 2003 he has worked as an experimental and regulatory scientist at Bayer AG to investigate side-effects of crop protection products on non-target organisms.  Between 2004 and 2008, he has managed the development  of new crop protection compounds of Bayer CropScience.  Since 2009, Dr. Schmuck is assigned to ensure the environmental safety of the product portfolio of Bayer CropScience.

Mark Crane (wca environment limited, United Kingdom)
Mark Crane, PhD is an environmental toxicologist with over 20 years of experience in environmental consultancy and academia, and is Managing Director of wca environment limited, a chemical risk assessment consultancy (
www.wca-environment.com). He is a member of the Society of Environmental Toxicology and Chemistry, the Institute of Ecology and Environmental Management, and the Institute of Leadership and Management, and is an Honorary Research Fellow of the University of London. He has served on the Veterinary Products Committee, the Environmental Panel of the Advisory Committee on Pesticides and SETAC Europe Council. Mark has particular technical expertise in deterministic and probabilistic modelling of risks to wildlife; setting Environmental Quality Standards for freshwaters, marine waters, sediments and soils; Direct Toxicity Assessment of discharges to surface waters, groundwater and soils, and interpretation of ecotoxicity data; development of environmental management frameworks; and workshop organisation and facilitation.

Colin Brown (University of York, United Kingdom)
Colin Brown is Professor in Environmental Science at the University of York/UK. He has 20 years' experience of research into the fate and effects of organic contaminants in the environment. His research focuses particularly on coupling measurement with mathematical modelling, risk assessment / risk management, and methods to quantify ecological impacts from time-varying exposure to chemical contaminants. He is a member of the UK's Advisory Committee for Pesticides and chair of its Environmental Panel.

Bernhard Gottesbüren (BASF, Germany)
Bernhard Gottesbüren is leading the environmental fate modelling team of BASF’s agricultural products division. Since 1995 he works as scientific researcher and environmental fate risk assessor at BASF. Since then daily work encompasses the environmental exposure and risk assessment of pesticides in the context of pesticide registration in the EU. His research is focusing on the evaluation of pesticide behaviour in soil and aquatic systems, prediction of pesticide persistence, accumulation and leaching, validation of simulation models.
He participated in the organising committee of the ELINK workshop (linking exposure and effects in the aquatic environment). He is member of the FOCUS workgroup on groundwater and a hearing expert of EFSA’s working group on the revision of the EU guidance document on pesticide persistence.

James Wheeler (Syngenta, United Kingdom)                       


James Wheeler works as an ecotoxicologist for Product Safety at Syngenta’s Jealott's Hill International Research Centre, UK.  His work focuses on aquatic ecotoxicology testing and specifically fish endocrine test methods. James is a member of the OECD’s Validation Management Group for ecotoxicity tests and fish drafting group. He is also a member of a number of industry groups working in the area of endocrine disruption. Before joining Syngenta, he completed his PhD on endocrine disruption in fish (University of London).

Lorraine Maltby (The University of Sheffield, United Kingdom)
Lorraine Maltby is Professor of Environmental Biology and Head of the Department of Animal and Plant Sciences at The University of Sheffield, UK. She has 25 years experience in the fields of freshwater ecology and ecotoxicology and has published over 100 scientific articles.  Her research aims to understand how ecosystems respond and adapt to environmental stressors, including pollutants. This understanding is fundamental to the successful protection and management of ecosystems, in order to ensure the sustainable provision of the ecosystem goods and services that underpin human wellbeing.  Lorraine Maltby has served on UK and international scientific advisory bodies on pesticides and other chemical substances and has been an active member of SETAC since 1989, having served as the President of SETAC Europe in 2001 and the founding President of the global SETAC organization in 2002.  She has organized and participated in a number of SETAC workshops, Annual meetings and World Congresses over the last 20 years.

Ralf Schulz (University of Koblenz-Landau, Germany)
Ralf Schulz is a Professor for Environmental Sciences and the Head of the Department for Environmental Sciences at University Koblenz-Landau. Between 2002 and 2004, he worked as a Team leader für Aquatic field Studies at Syngenta/UK. His main research interests are the exposure, effects and risk mitigation of agricultural pesticides.

Gertie Arts (Alterra, The Netherlands)
Dr. Gertie H.P. Arts studied at the Radboud University in Nijmegen. She is Doctor in the Natural Sciences and received her title in Aquatic Ecology at the same University. She works at Alterra as a senior scientist in the Environmental Risk Assessment group in the Centre for Water and Climate. In this research group, she is involved in the design, performance, organisation and reporting of higher tier experiments. The results of these experiments are applied in higher-tier aquatic risk assessment procedures for contaminants (e.g. for the registration of pesticides). She works on the ecological evaluation of pesticide-risks and on ecological and other aspects of freshwaters in the Dutch agricultural landscape, e.g. multistress and eutrophication. Recently, she is more and more involved in aquatic macrophyte risk assessment, performing and directing research in the laboratory and in mesocosms. This research focuses on the effects of contaminants on submerged aquatic macrophytes at the individual, population and ecosystem level. She also participates in field and semi-field studies under GLP-compliance. Within the Dutch Pesticides research Program, she participates as a project coordinator of the theme "Ecological Risk Assessment of Pesticides”, dealing with the effects and ecological risks in surface water. She has been member of SETAC 2006 Scientific Committee. She is co-chair of the Organising Committee of the AMRAP workshop focusing on Aquatic Macrophyte Risk assessment for plant protection products and she is chair of the Steering Committee of the SETAC Advisory Group AMEG (Aquatic Macrophytes Ecotoxicology Group).

Andreas Schaeffer (RWTH Aachen University, Germany)
Since 1997 Andreas Schäffer works as professor for Environmental Biology and Chemodynamics and as director of the Institute of Environmental Research at RWTH Aachen University (www.bio5.rwth-aachen.de). 1984, he earned his PhD in chemistry in Münster University, Germany, studied biochemistry as a postdoctoral fellow at Harvard University, Boston, USA, and at the university of Zürich, Switzerland. He worked in agrochemical industry from 1989-1997 to study the environmental fate of pesticides in soil and water.
Research of his university group focuses on the environmental risk assessment of pollutants in soil, plants, and water. Especially he is interested in the ecochemistry (degradation, binding and transport) and ecotoxicology (terrestrial and aquatic) of pollutants; the group also develops strategies for bioremediation of polluted sites using plants.
In addition, since 2003, Prof. Schäffer is director of the research institute for Environmental Analysis and Assessment gaiac (
www.gaiac.rwth-aachen.de), a spin-off company of his university group, located in Aachen, Germany (research focus: ecotoxicology and ecology). He serves as member of environmental risk assessment working groups (German ministry of user safety and food safety, BVL, and European Food Safety Authority, EFSA). He was and is involved in the organization of conferences (SETAC-GLB, Aachen, 2004; National Park Forest Management and Development, Aachen, 2006; Terrestrial semi-field testing of chemicals, Coimbra, 2007), and as board member of environmental organizations (SETAC-GLB, GDCh-Ecochemistry/Ecotoxicology).

Valery Forbes (Roskilde University, Denmark)
Valery E. Forbes has her Ph.D. in Coastal Oceanography from the State University of New York at Stony Brook. She is currently Head of the Department of Environmental, Social and Spatial Change and Professor of Aquatic Ecology and Ecotoxicology at Roskilde University, Denmark.  She is director of an international centre of excellence - Centre for Integrated Population Ecology (CIPE), on the editorial board of several international journals and provides scientific advice to the private and public sectors. Specific research topics include population ecology, fate and effects of toxic chemicals in sediments, and ecological risk assessment.  She has published over 100 internationally peer-reviewed articles and two books on these topics.

Theo Brock (Alterra, The Netherlands)
Theo Brock is employed at Alterra (Wageningen University and Research Centre) to scientifically underpin the ecological risk assessment procedures for pesticides in surface waters. He participated in the organising committee of the HARAP, CLASSIC and ELINK workshops. Currently he chairs a Dutch workgroup to develop a new decision tree for the effect assessment of pesticides and that addresses both the requirements of the WFD and 91/414. He is ad hoc member of the WG Ecotoxiclogy of the EFSA PPR panel to update the guidance documents. Currently he is one of the editors of the SETAC scientific journal Integrated Environmental Assessment and Management (IEAM). 

Karin Nienstedt (European Food Safety Authority (EFSA), Italy)
Dr. Karin Nienstedt is Scientific Officer / Ecotoxicologist at EFSA’s Unit of Plant Protection Products and their Residues (PPR), where she is mainly involved in the update of EU guidance documents.
Before she joined EFSA in 2007, she led the terrestrial ecotoxicology team of a GLP-certified private contract research laboratory for 9 years. During this period, she was also involved in test guideline developments and ring testing for the testing of PPPs.

Paulo Sousa (University of Coimbra, Portugal)
José Paulo Sousa is a Professor at the Department of Life Sciences – University of Coimbra (UC), and a senior researcher at IMAR-Coimbra Interdisciplinary Centre. Since 1993 he has been developing research on soil ecology and soil ecotoxicology. On soil ecology, his activities are focused on the development and validation of ecological and biodiversity indicators (using soil invertebrates) to assess changes in soil quality derived from changes in land-use in agricultural and forest systems. Regarding soil ecotoxicology, he has been working mainly in the Mediterranean region and in the tropics (mainly in South America) focusing on the development and adaptation of bioassays with soil organisms to assess effects of chemical substances and wastes on soil quality and to integrate on ERA schemes of contaminated soils. He is also involved in the development of new approaches to assess effects of pesticides on soil-water interfaces. He was responsible for the elaboration of test guidelines with soil invertebrates edited by ISO and OECD. Currently he is a member of the EFSA PPR Panel, being active in several working groups associated to the Panel  Since 2005 he has been acting as an external consultant for EMBRAPA Agrobiologia (Brazil) for soil ecology and soil ecotoxicology issues.

Robert Luttik (National Institute for Public Health & the Environment (RIVM), The Netherlands)
Robert Luttik works at the Expertise Centre for Substances at the RIVM in Bilthoven, the Netherlands, and is already 20 years involved in environmental risk assessment of pesticides and biocides. He is since 2003 a member of the PPR panel of EFSA.


Anne Alix (French Food Safety Agency (AFSSA), France)
After a PhD in Ecotoxicology conducted on an Integrated Pest Management problematic, Anne Alix worked as an environmental risk assessor at Novartis in France, on the environmental fate and ecotoxicological effects of plant protection products (PPP) in support of applications for National Registration.
In December 2000, she joined the office in charge of the scientific evaluation of PPP for the Ministry of Agriculture at French National Institute on Research in Agronomy (INRA). In this office, she evaluated the dossiers submitted by companies in a European context (application for inclusion of a pesticide substance in Annex I of Directive 91/414/EC) an in a National context (application for placing the product on the market). She participated to working groups in charge of proposing/updating guidance documents for the assessment of pesticides, and to the working group in charge of Directive 91/414/EC revision.
Since July 2006, Anne Alix leads the unit in charge of Environment and Ecotoxicology evaluations of the Plant and Environment Directorate (Direction du Végétal et de l’Environnement) of the French Agency on the safety of Food (AFSSA). The Plant and Environment Directorate is in charge of the evaluation of PPP and fertilizers, and is involved in the development of risk assessment tools at the national level.