• Nikolaos Mitrou
  • Stamatina Koutsileou


This contribution aims at presenting KALLIPOS, a large-scale initiative for developing high quality digital
academic textbooks and making them available through open licenses. The presentation analyses the
complete workflow of the Project, highlights its unique characteristics and presents participation and usage statistics, with the aim to evaluate its contribution to shaping the Open Educational Resources (OER) landscape in Greece. The main challenges and lessons learned by this innovative Project are summarized, while some more conclusions on the role of OER are derived.