Ioannis Karakassis is Professor at the Biology Department of the University of Crete, head of the Marine Ecology Laboratory and currently vice-chair of the Biology Department. He has coordinated or participated in 15 national and 11 EU funded projects 10 of which are relevant to Aquaculture-environment interactions. Member of the Benthic Indicators Group (BIG) of the IOC-UNESCO, of the GESAMP WG on Offshore Aquaculture and of the FAO WG on Ecosystem Approach to Aquaculture. Coordinator of the SHOCMED initiative and the WG on Site Selection and Carrying Capacity of Mediterranean Aquaculture of the GFCM. Author and coauthor of more than 75 papers, member of the Editorial Board of the Journal Aquaculture Environment Interactions. Research interests include anthropogenic effects on marine ecosystems, biodiversity and ecosystem function, development of indicators for the assessment of biodiversity and the level of health/disturbance of marine ecosystems.