Dr Jürgen Köhl is a Senior Scientist in Plant Pathology at Wageningen University & Research, The Netherlands with an international reputation in biological control of plant diseases. He is Convenor of the Working Group on Biological and Integrated Control of Plant Pathogens at the International Organization for Biological and Integrated Control (IOBC-wprs).Dr Willem J. Ravensberg is Corporate Senior Regulatory and Governmental Affairs Manager at Koppert Biological Systems. A leading expert in biocontrol product development, he is former President of the International Biocontrol Manufacturers Association (IBMA) and BioProtection Global (BPG) which brings together the world’s leading biocontrol associations.Dr Rüdiger Hauschild is a Biologist at Applied Insect Science (APIS), Germany and specialises in molecular plant physiology, plant pathology, nematology and applied biocontrol research. He has been involved in more than 60 dossier submissions for microorganisms, botanicals and semiochemicals in the EU, and was involved in several EU research and policy initiatives, including the REBECA, ProLarix and BIOCOMES projects and EU Commission and OECD working groups.