Founder of the Roegen Centre for Sustainability (RC4S), Vlad contributed for the past 20 years to explore the complex relation between computing and sustainability. He contributed both methodologically and with concrete assessments to the environmental impact of ICT, assessing the indirect effects of digitalisation, and analysing synergies and trade-offs between the environmental and societal dimensions. Previously, he held research and teaching positions in Switzerland (ETH Zurich, Empa), Brazil (University of São Paulo), Portugal (Instituto Superior Técnico, Coimbra University), Sweden (KTH Stockholm), and Germany (TU Berlin).