Ilias works on EU wide measures and initiatives to improve the energy and material efficiency of ICT, e.g., making datacentres climate neutral and digital devices more circular. He is focused on maximising the benefits of green digital transformation for environment, society and economy. Ilias is working on digitalisation for circular economy (e.g. digital product passport) and on the European Green Digital Coalition that will develop science-based methods to estimate the net impact of digital solutions on environment, and, develop guidelines for green digital transformation in sectors such as energy, transport, construction, agriculture and others.
Before 2017, Ilias was working on EU agenda in the areas of eHealth and ICT for active and healthy ageing. Areas he pioneered include Virtual Physiological Human (digital twin); Personal Health Systems and Electronic Health Records.