Dr Christos Arvanitidis LifeWatch ERIC CEO, Seville, Spain. Research Director in the Hellenic Centre for Marine Research, Institute of Marine Biology, Biotechnology and Aquaculture, former head of the Biodiversity laboratory. Involved in >70 research and education projects, coordinated 10. Research Funding ID: >40 M€. More than 100 peer-reviewed scientific articles, including 3 monographs. Associate Editor in Diversity, Frontiers in Marine Science, Biodiversity Data Journal; Handling Editor in Mediterranean Marine Science; Guest Editor in Marine Ecology Progress Series and Journal of Sea Research; Member of the editorial board of Transitional Waters Bulletin; Reviewer in more than 45 international peer-reviewed journals. Member of: Pool of experts and biodiversity drafting team of UN World Ocean Assessment; National expert on the GES Descriptor “Biodiversity” to EU (MSFD Implementation phase); ICES Task Group 6 working on the seafloor integrity (EU MSDF); Executive Board of MARS (European Network of Marine Research Institutes and Stations); Society for the Marine European Biodiversity Data (SMEBD); Editorial Board of the World Register of Marine Species (WoRMS); Scientific Advisory Council of the International Polychaete Association (IPA); Scientific Council of the Institut Méditerranéen de Biodiversité et d’Ecologie marine et continentale (IMBE). Coordinator of the LifeWatchGreece Research Infrastructure and national delegate to LifeWatch ERIC. Arvanitidis’ research focuses on marine biodiversity, biodiversity informatics, functional diversity, and coastal ecosystems. He works on the comparisons of marine biodiversity information patterns deriving from various biological organization levels and scales of observation, trying to develop new approaches to explore their interrelationships.