Vangelis Karkaletsis is a Senior Researcher at the IIT* in the NCSR Demokritos** in Athens, Greece. CV in English | Contact Home Publications   Books / Sp. issues Journals Book chapters Conferences Patents Projects   International National Commercial Talks/Seminars Community activities   Societies Journals Conferences Projects: Commercial Co-founder of the NCSR spin-off company i-sieve technologies Ltd., established in August 2004 to develope products and services for Web content filtering. (See related patents)                           *Institute of Informatics and Telecommunications | **National Center for Scientific Research "Demokritos"