Louis Schoonhoven: PhD Groningen State University (1962) Staff scientist Wageningen University (1962) Postdocs/sabbaticals Philadelphia, Princeton, London. Professor of Animal Physiology (Wageningen) (1972-1985) Dean of Faculty of Agriculture (1982-1985) Professor of Entomology (Wageningen) (1985-1991). Elected member of Royal Netherlands Academy of Arts and Sciences (1982) Teaching courses in Scandinavia, China, Brazil, Kenya. Editor-in-Chief Entomologia Experimentalis et Applicata (1972-2002). BIOL15ANIB Joop van Loon: PhD Wageningen University (1988). Research scientist, Wageningen University (1981) Research scientist, Foundation for Agricultural Plant Breeding (SVP-DLO), Wageningen (1986). Assistant professor, Wageningen University (1989). Associate professor, Wageningen University (- present). Co-editor Entomologia Experimentalis et applicata (2000) Visiting professor, Chinese Academy of Sciences, China (2004). Marcel Dicke: PhD Wageningen University (1988). Assistant Professor, Wageningen University (1985). Uyttenboogaart-Eliasen Professor of Insect-Plant Interactions, especially Tritrophic Interactions (1997). Professor of Entomology and head of Laboratory of Entomology, Wageningen University (2003). Member of editorial boards of Journal of Chemical Ecology (1999), Biochemical Systematics and Ecology (1995), Journal of Ethology (1999-present), Ecological Entomology (2001), Insect Science (2005). Netherlands Zoology Prize (Netherlands Society for Zoology 1992), Belgacom Prize (Royal Belgian Academy of Sciences, 1996), VICI grant (Netherlands Organization for Scientific Research NWO, 2002).