Founder of and, Jaromil's research subject are the ethics of algorithms, and his latest creation is

For the past 20 years he led many free and open-source projects, among them the and GNU+Linux distributions, the and the video art tools, the European Commission flagship initiatives and as well several geeky tools to protect people's privacy and have fun with computers. Also known as Denis Roio, he is a doctor in philosophy. He has coined the term "Algorithmic Sovereignty" and publishes on topics related to free software, open culture, digital media and mathematics.